20218212144

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:537

約数の個数: 320

約数和(自身を含む): 63884800000

約数和(自身を除く): 43666587856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 79, 104, 108, 117, 144, 156, 158, 199, 208, 216, 229, 234, 237, 312, 316, 351, 398, 432, 458, 468, 474, 597, 624, 632, 687, 702, 711, 796, 916, 936, 948, 1027, 1194, 1264, 1374, 1404, 1422, 1592, 1791, 1832, 1872, 1896, 2054, 2061, 2133, 2388, 2587, 2748, 2808, 2844, 2977, 3081, 3184, 3582, 3664, 3792, 4108, 4122, 4266, 4776, 5174, 5373, 5496, 5616, 5688, 5954, 6162, 6183, 7164, 7761, 8216, 8244, 8532, 8931, 9243, 9552, 10348, 10746, 10992, 11376, 11908, 12324, 12366, 14328, 15522, 15721, 16432, 16488, 17064, 17862, 18091, 18486, 20696, 21492, 23283, 23816, 24648, 24732, 26793, 27729, 28656, 31044, 31442, 32976, 34128, 35724, 36182, 36972, 41392, 42984, 45571, 46566, 47163, 47632, 49296, 49464, 53586, 54273, 55458, 62088, 62884, 69849, 71448, 72364, 73944, 80379, 85968, 91142, 93132, 94326, 98928, 107172, 108546, 110916, 124176, 125768, 136713, 139698, 141489, 142896, 144728, 147888, 160758, 162819, 182284, 186264, 188652, 204373, 214344, 217092, 221832, 235183, 251536, 273426, 279396, 282978, 289456, 321516, 325638, 364568, 372528, 377304, 408746, 410139, 424467, 428688, 434184, 443664, 470366, 488457, 546852, 558792, 565956, 592423, 613119, 643032, 651276, 705549, 729136, 754608, 817492, 820278, 848934, 868368, 940732, 976914, 1093704, 1117584, 1131912, 1184846, 1226238, 1230417, 1286064, 1302552, 1411098, 1634984, 1640556, 1697868, 1777269, 1839357, 1881464, 1953828, 2116647, 2187408, 2263824, 2369692, 2452476, 2460834, 2605104, 2822196, 3269968, 3281112, 3395736, 3554538, 3600109, 3678714, 3762928, 3907656, 4233294, 4739384, 4904952, 4921668, 5331807, 5518071, 5644392, 6349941, 6562224, 6791472, 7109076, 7200218, 7357428, 7815312, 8466588, 9478768, 9809904, 9843336, 10663614, 10800327, 11036142, 11288784, 12699882, 14218152, 14400436, 14714856, 15995421, 16933176, 19686672, 21327228, 21600654, 22072284, 25399764, 28436304, 28800872, 29429712, 31990842, 32400981, 33866352, 42654456, 43201308, 44144568, 46801417, 50799528, 57601744, 63981684, 64801962, 85308912, 86402616, 88289136, 93602834, 97202943, 101599056, 127963368, 129603924, 140404251, 172805232, 187205668, 194405886, 255926736, 259207848, 280808502, 374411336, 388811772, 421212753, 518415696, 561617004, 748822672, 777623544, 842425506, 1123234008, 1263638259, 1555247088, 1684851012, 2246468016, 2527276518, 3369702024, 5054553036, 6739404048, 10109106072, 20218212144]

約数ペア:

[(1, 20218212144), (2, 10109106072), (3, 6739404048), (4, 5054553036), (6, 3369702024), (8, 2527276518), (9, 2246468016), (12, 1684851012), (13, 1555247088), (16, 1263638259), (18, 1123234008), (24, 842425506), (26, 777623544), (27, 748822672), (36, 561617004), (39, 518415696), (48, 421212753), (52, 388811772), (54, 374411336), (72, 280808502), (78, 259207848), (79, 255926736), (104, 194405886), (108, 187205668), (117, 172805232), (144, 140404251), (156, 129603924), (158, 127963368), (199, 101599056), (208, 97202943), (216, 93602834), (229, 88289136), (234, 86402616), (237, 85308912), (312, 64801962), (316, 63981684), (351, 57601744), (398, 50799528), (432, 46801417), (458, 44144568), (468, 43201308), (474, 42654456), (597, 33866352), (624, 32400981), (632, 31990842), (687, 29429712), (702, 28800872), (711, 28436304), (796, 25399764), (916, 22072284), (936, 21600654), (948, 21327228), (1027, 19686672), (1194, 16933176), (1264, 15995421), (1374, 14714856), (1404, 14400436), (1422, 14218152), (1592, 12699882), (1791, 11288784), (1832, 11036142), (1872, 10800327), (1896, 10663614), (2054, 9843336), (2061, 9809904), (2133, 9478768), (2388, 8466588), (2587, 7815312), (2748, 7357428), (2808, 7200218), (2844, 7109076), (2977, 6791472), (3081, 6562224), (3184, 6349941), (3582, 5644392), (3664, 5518071), (3792, 5331807), (4108, 4921668), (4122, 4904952), (4266, 4739384), (4776, 4233294), (5174, 3907656), (5373, 3762928), (5496, 3678714), (5616, 3600109), (5688, 3554538), (5954, 3395736), (6162, 3281112), (6183, 3269968), (7164, 2822196), (7761, 2605104), (8216, 2460834), (8244, 2452476), (8532, 2369692), (8931, 2263824), (9243, 2187408), (9552, 2116647), (10348, 1953828), (10746, 1881464), (10992, 1839357), (11376, 1777269), (11908, 1697868), (12324, 1640556), (12366, 1634984), (14328, 1411098), (15522, 1302552), (15721, 1286064), (16432, 1230417), (16488, 1226238), (17064, 1184846), (17862, 1131912), (18091, 1117584), (18486, 1093704), (20696, 976914), (21492, 940732), (23283, 868368), (23816, 848934), (24648, 820278), (24732, 817492), (26793, 754608), (27729, 729136), (28656, 705549), (31044, 651276), (31442, 643032), (32976, 613119), (34128, 592423), (35724, 565956), (36182, 558792), (36972, 546852), (41392, 488457), (42984, 470366), (45571, 443664), (46566, 434184), (47163, 428688), (47632, 424467), (49296, 410139), (49464, 408746), (53586, 377304), (54273, 372528), (55458, 364568), (62088, 325638), (62884, 321516), (69849, 289456), (71448, 282978), (72364, 279396), (73944, 273426), (80379, 251536), (85968, 235183), (91142, 221832), (93132, 217092), (94326, 214344), (98928, 204373), (107172, 188652), (108546, 186264), (110916, 182284), (124176, 162819), (125768, 160758), (136713, 147888), (139698, 144728), (141489, 142896)]