646581096

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:429

約数の個数: 256

約数和(自身を含む): 2198016000

約数和(自身を除く): 1551434904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 71, 72, 76, 84, 108, 114, 126, 133, 142, 152, 168, 171, 189, 213, 216, 228, 252, 266, 284, 317, 342, 378, 399, 426, 456, 497, 504, 513, 532, 568, 634, 639, 684, 756, 798, 852, 951, 994, 1026, 1064, 1197, 1268, 1278, 1349, 1368, 1491, 1512, 1596, 1704, 1902, 1917, 1988, 2052, 2219, 2394, 2536, 2556, 2698, 2853, 2982, 3192, 3591, 3804, 3834, 3976, 4047, 4104, 4438, 4473, 4788, 5112, 5396, 5706, 5964, 6023, 6657, 7182, 7608, 7668, 8094, 8559, 8876, 8946, 9443, 9576, 10792, 11412, 11928, 12046, 12141, 13314, 13419, 14364, 15336, 16188, 17118, 17752, 17892, 18069, 18886, 19971, 22507, 22824, 24092, 24282, 26628, 26838, 28329, 28728, 32376, 34236, 35784, 36138, 36423, 37772, 39942, 42161, 45014, 48184, 48564, 53256, 53676, 54207, 56658, 59913, 67521, 68472, 72276, 72846, 75544, 79884, 84322, 84987, 90028, 97128, 107352, 108414, 113316, 119826, 126483, 135042, 144552, 145692, 157549, 159768, 162621, 168644, 169974, 180056, 202563, 216828, 226632, 239652, 252966, 254961, 270084, 291384, 315098, 325242, 337288, 339948, 379449, 405126, 427633, 433656, 472647, 479304, 505932, 509922, 540168, 607689, 630196, 650484, 679896, 758898, 810252, 855266, 945294, 1011864, 1019844, 1138347, 1215378, 1260392, 1282899, 1300968, 1417941, 1517796, 1620504, 1710532, 1890588, 2039688, 2276694, 2430756, 2565798, 2835882, 2993431, 3035592, 3421064, 3781176, 3848697, 4253823, 4553388, 4861512, 5131596, 5671764, 5986862, 7697394, 8507646, 8980293, 9106776, 10263192, 11343528, 11546091, 11973724, 15394788, 17015292, 17960586, 23092182, 23947448, 26940879, 30789576, 34030584, 35921172, 46184364, 53881758, 71842344, 80822637, 92368728, 107763516, 161645274, 215527032, 323290548, 646581096]

約数ペア:

[(1, 646581096), (2, 323290548), (3, 215527032), (4, 161645274), (6, 107763516), (7, 92368728), (8, 80822637), (9, 71842344), (12, 53881758), (14, 46184364), (18, 35921172), (19, 34030584), (21, 30789576), (24, 26940879), (27, 23947448), (28, 23092182), (36, 17960586), (38, 17015292), (42, 15394788), (54, 11973724), (56, 11546091), (57, 11343528), (63, 10263192), (71, 9106776), (72, 8980293), (76, 8507646), (84, 7697394), (108, 5986862), (114, 5671764), (126, 5131596), (133, 4861512), (142, 4553388), (152, 4253823), (168, 3848697), (171, 3781176), (189, 3421064), (213, 3035592), (216, 2993431), (228, 2835882), (252, 2565798), (266, 2430756), (284, 2276694), (317, 2039688), (342, 1890588), (378, 1710532), (399, 1620504), (426, 1517796), (456, 1417941), (497, 1300968), (504, 1282899), (513, 1260392), (532, 1215378), (568, 1138347), (634, 1019844), (639, 1011864), (684, 945294), (756, 855266), (798, 810252), (852, 758898), (951, 679896), (994, 650484), (1026, 630196), (1064, 607689), (1197, 540168), (1268, 509922), (1278, 505932), (1349, 479304), (1368, 472647), (1491, 433656), (1512, 427633), (1596, 405126), (1704, 379449), (1902, 339948), (1917, 337288), (1988, 325242), (2052, 315098), (2219, 291384), (2394, 270084), (2536, 254961), (2556, 252966), (2698, 239652), (2853, 226632), (2982, 216828), (3192, 202563), (3591, 180056), (3804, 169974), (3834, 168644), (3976, 162621), (4047, 159768), (4104, 157549), (4438, 145692), (4473, 144552), (4788, 135042), (5112, 126483), (5396, 119826), (5706, 113316), (5964, 108414), (6023, 107352), (6657, 97128), (7182, 90028), (7608, 84987), (7668, 84322), (8094, 79884), (8559, 75544), (8876, 72846), (8946, 72276), (9443, 68472), (9576, 67521), (10792, 59913), (11412, 56658), (11928, 54207), (12046, 53676), (12141, 53256), (13314, 48564), (13419, 48184), (14364, 45014), (15336, 42161), (16188, 39942), (17118, 37772), (17752, 36423), (17892, 36138), (18069, 35784), (18886, 34236), (19971, 32376), (22507, 28728), (22824, 28329), (24092, 26838), (24282, 26628)]