18751102128

素因数分解:

$2^4\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1871}}^1$

素因数の和:1958

約数の個数: 400

約数和(自身を含む): 64039472640

約数和(自身を除く): 45288370512

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 33, 36, 37, 38, 44, 48, 54, 57, 66, 72, 74, 76, 81, 88, 99, 108, 111, 114, 132, 144, 148, 152, 162, 171, 176, 198, 209, 216, 222, 228, 264, 296, 297, 304, 324, 333, 342, 396, 407, 418, 432, 444, 456, 513, 528, 592, 594, 627, 648, 666, 684, 703, 792, 814, 836, 888, 891, 912, 999, 1026, 1188, 1221, 1254, 1296, 1332, 1368, 1406, 1539, 1584, 1628, 1672, 1776, 1782, 1871, 1881, 1998, 2052, 2109, 2376, 2442, 2508, 2664, 2736, 2812, 2997, 3078, 3256, 3344, 3564, 3663, 3742, 3762, 3996, 4104, 4218, 4752, 4884, 5016, 5328, 5613, 5624, 5643, 5994, 6156, 6327, 6512, 7128, 7326, 7484, 7524, 7733, 7992, 8208, 8436, 9768, 10032, 10989, 11226, 11248, 11286, 11988, 12312, 12654, 14256, 14652, 14968, 15048, 15466, 15984, 16839, 16872, 16929, 18981, 19536, 20581, 21978, 22452, 22572, 23199, 23976, 24624, 25308, 29304, 29936, 30096, 30932, 32967, 33678, 33744, 33858, 35549, 37962, 41162, 43956, 44904, 45144, 46398, 47952, 50517, 50616, 56943, 58608, 61743, 61864, 65934, 67356, 67716, 69227, 69597, 71098, 75924, 82324, 87912, 89808, 90288, 92796, 101034, 101232, 106647, 113886, 123486, 123728, 131868, 134712, 135432, 138454, 139194, 142196, 151551, 151848, 164648, 175824, 185229, 185592, 202068, 207681, 208791, 213294, 227772, 246972, 263736, 269424, 270864, 276908, 278388, 284392, 303102, 303696, 319941, 329296, 370458, 371184, 391039, 404136, 415362, 417582, 426588, 455544, 493944, 527472, 553816, 555687, 556776, 568784, 606204, 623043, 626373, 639882, 740916, 761497, 782078, 808272, 830724, 835164, 853176, 911088, 959823, 987888, 1107632, 1111374, 1113552, 1173117, 1212408, 1246086, 1252746, 1279764, 1315313, 1481832, 1522994, 1564156, 1661448, 1667061, 1670328, 1706352, 1869129, 1919646, 2222748, 2284491, 2346234, 2424816, 2492172, 2505492, 2559528, 2630626, 2879469, 2963664, 3045988, 3128312, 3322896, 3334122, 3340656, 3519351, 3738258, 3839292, 3945939, 4445496, 4568982, 4692468, 4984344, 5010984, 5119056, 5261252, 5607387, 5758938, 6091976, 6256624, 6668244, 6853473, 7038702, 7476516, 7678584, 7891878, 8890992, 9137964, 9384936, 9968688, 10021968, 10522504, 10558053, 11214774, 11517876, 11837817, 12183952, 13336488, 13706946, 14077404, 14468443, 14953032, 15357168, 15783756, 18275928, 18769872, 20560419, 21045008, 21116106, 22429548, 23035752, 23675634, 26672976, 27413892, 28154808, 28936886, 29906064, 31567512, 31674159, 35513451, 36551856, 41120838, 42232212, 43405329, 44859096, 46071504, 47351268, 54827784, 56309616, 57873772, 61681257, 63135024, 63348318, 71026902, 82241676, 84464424, 86810658, 89718192, 94702536, 106540353, 109655568, 115747544, 123362514, 126696636, 130215987, 142053804, 164483352, 168928848, 173621316, 189405072, 213080706, 231495088, 246725028, 253393272, 260431974, 284107608, 328966704, 347242632, 390647961, 426161412, 493450056, 506786544, 520863948, 568215216, 694485264, 781295922, 852322824, 986900112, 1041727896, 1171943883, 1562591844, 1704645648, 2083455792, 2343887766, 3125183688, 4687775532, 6250367376, 9375551064, 18751102128]

約数ペア:

[(1, 18751102128), (2, 9375551064), (3, 6250367376), (4, 4687775532), (6, 3125183688), (8, 2343887766), (9, 2083455792), (11, 1704645648), (12, 1562591844), (16, 1171943883), (18, 1041727896), (19, 986900112), (22, 852322824), (24, 781295922), (27, 694485264), (33, 568215216), (36, 520863948), (37, 506786544), (38, 493450056), (44, 426161412), (48, 390647961), (54, 347242632), (57, 328966704), (66, 284107608), (72, 260431974), (74, 253393272), (76, 246725028), (81, 231495088), (88, 213080706), (99, 189405072), (108, 173621316), (111, 168928848), (114, 164483352), (132, 142053804), (144, 130215987), (148, 126696636), (152, 123362514), (162, 115747544), (171, 109655568), (176, 106540353), (198, 94702536), (209, 89718192), (216, 86810658), (222, 84464424), (228, 82241676), (264, 71026902), (296, 63348318), (297, 63135024), (304, 61681257), (324, 57873772), (333, 56309616), (342, 54827784), (396, 47351268), (407, 46071504), (418, 44859096), (432, 43405329), (444, 42232212), (456, 41120838), (513, 36551856), (528, 35513451), (592, 31674159), (594, 31567512), (627, 29906064), (648, 28936886), (666, 28154808), (684, 27413892), (703, 26672976), (792, 23675634), (814, 23035752), (836, 22429548), (888, 21116106), (891, 21045008), (912, 20560419), (999, 18769872), (1026, 18275928), (1188, 15783756), (1221, 15357168), (1254, 14953032), (1296, 14468443), (1332, 14077404), (1368, 13706946), (1406, 13336488), (1539, 12183952), (1584, 11837817), (1628, 11517876), (1672, 11214774), (1776, 10558053), (1782, 10522504), (1871, 10021968), (1881, 9968688), (1998, 9384936), (2052, 9137964), (2109, 8890992), (2376, 7891878), (2442, 7678584), (2508, 7476516), (2664, 7038702), (2736, 6853473), (2812, 6668244), (2997, 6256624), (3078, 6091976), (3256, 5758938), (3344, 5607387), (3564, 5261252), (3663, 5119056), (3742, 5010984), (3762, 4984344), (3996, 4692468), (4104, 4568982), (4218, 4445496), (4752, 3945939), (4884, 3839292), (5016, 3738258), (5328, 3519351), (5613, 3340656), (5624, 3334122), (5643, 3322896), (5994, 3128312), (6156, 3045988), (6327, 2963664), (6512, 2879469), (7128, 2630626), (7326, 2559528), (7484, 2505492), (7524, 2492172), (7733, 2424816), (7992, 2346234), (8208, 2284491), (8436, 2222748), (9768, 1919646), (10032, 1869129), (10989, 1706352), (11226, 1670328), (11248, 1667061), (11286, 1661448), (11988, 1564156), (12312, 1522994), (12654, 1481832), (14256, 1315313), (14652, 1279764), (14968, 1252746), (15048, 1246086), (15466, 1212408), (15984, 1173117), (16839, 1113552), (16872, 1111374), (16929, 1107632), (18981, 987888), (19536, 959823), (20581, 911088), (21978, 853176), (22452, 835164), (22572, 830724), (23199, 808272), (23976, 782078), (24624, 761497), (25308, 740916), (29304, 639882), (29936, 626373), (30096, 623043), (30932, 606204), (32967, 568784), (33678, 556776), (33744, 555687), (33858, 553816), (35549, 527472), (37962, 493944), (41162, 455544), (43956, 426588), (44904, 417582), (45144, 415362), (46398, 404136), (47952, 391039), (50517, 371184), (50616, 370458), (56943, 329296), (58608, 319941), (61743, 303696), (61864, 303102), (65934, 284392), (67356, 278388), (67716, 276908), (69227, 270864), (69597, 269424), (71098, 263736), (75924, 246972), (82324, 227772), (87912, 213294), (89808, 208791), (90288, 207681), (92796, 202068), (101034, 185592), (101232, 185229), (106647, 175824), (113886, 164648), (123486, 151848), (123728, 151551), (131868, 142196), (134712, 139194), (135432, 138454)]