1231919416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 256

約数和(自身を含む): 3290112000

約数和(自身を除く): 2058192584

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 19, 26, 28, 31, 34, 38, 52, 56, 62, 68, 76, 91, 104, 119, 124, 133, 136, 152, 169, 182, 217, 221, 238, 247, 248, 266, 323, 338, 364, 403, 434, 442, 476, 494, 527, 532, 589, 646, 676, 728, 806, 868, 884, 952, 988, 1054, 1064, 1178, 1183, 1292, 1352, 1547, 1612, 1729, 1736, 1768, 1976, 2108, 2197, 2261, 2356, 2366, 2584, 2821, 2873, 3094, 3211, 3224, 3458, 3689, 4123, 4199, 4216, 4394, 4522, 4712, 4732, 5239, 5642, 5746, 6188, 6422, 6851, 6916, 7378, 7657, 8246, 8398, 8788, 9044, 9464, 10013, 10478, 11284, 11492, 12376, 12844, 13702, 13832, 14756, 15314, 15379, 16492, 16796, 17576, 18088, 20026, 20111, 20956, 22477, 22568, 22984, 25688, 27404, 29393, 29512, 30628, 30758, 32984, 33592, 36673, 37349, 40052, 40222, 41743, 41912, 44954, 47957, 53599, 54587, 54808, 58786, 61256, 61516, 68107, 70091, 73346, 74698, 80104, 80444, 83486, 89063, 89908, 95914, 99541, 107198, 109174, 117572, 123032, 130169, 136214, 140182, 146692, 149396, 160888, 166972, 178126, 179816, 191828, 199082, 214396, 218348, 235144, 260338, 261443, 272428, 280364, 292201, 293384, 298792, 333944, 356252, 382109, 383656, 398164, 428792, 436696, 476749, 520676, 522886, 544856, 560728, 584402, 623441, 696787, 709631, 712504, 764218, 796328, 911183, 953498, 1041352, 1045772, 1157819, 1168804, 1246882, 1294033, 1393574, 1419262, 1528436, 1692197, 1822366, 1906996, 2091544, 2315638, 2337608, 2493764, 2588066, 2787148, 2838524, 3056872, 3384394, 3644732, 3813992, 4631276, 4967417, 4987528, 5176132, 5574296, 5677048, 6768788, 7289464, 8104733, 9058231, 9262552, 9934834, 10352264, 11845379, 13537576, 16209466, 18116462, 19869668, 21998561, 23690758, 32418932, 36232924, 39739336, 43997122, 47381516, 64837864, 72465848, 87994244, 94763032, 153989927, 175988488, 307979854, 615959708, 1231919416]

約数ペア:

[(1, 1231919416), (2, 615959708), (4, 307979854), (7, 175988488), (8, 153989927), (13, 94763032), (14, 87994244), (17, 72465848), (19, 64837864), (26, 47381516), (28, 43997122), (31, 39739336), (34, 36232924), (38, 32418932), (52, 23690758), (56, 21998561), (62, 19869668), (68, 18116462), (76, 16209466), (91, 13537576), (104, 11845379), (119, 10352264), (124, 9934834), (133, 9262552), (136, 9058231), (152, 8104733), (169, 7289464), (182, 6768788), (217, 5677048), (221, 5574296), (238, 5176132), (247, 4987528), (248, 4967417), (266, 4631276), (323, 3813992), (338, 3644732), (364, 3384394), (403, 3056872), (434, 2838524), (442, 2787148), (476, 2588066), (494, 2493764), (527, 2337608), (532, 2315638), (589, 2091544), (646, 1906996), (676, 1822366), (728, 1692197), (806, 1528436), (868, 1419262), (884, 1393574), (952, 1294033), (988, 1246882), (1054, 1168804), (1064, 1157819), (1178, 1045772), (1183, 1041352), (1292, 953498), (1352, 911183), (1547, 796328), (1612, 764218), (1729, 712504), (1736, 709631), (1768, 696787), (1976, 623441), (2108, 584402), (2197, 560728), (2261, 544856), (2356, 522886), (2366, 520676), (2584, 476749), (2821, 436696), (2873, 428792), (3094, 398164), (3211, 383656), (3224, 382109), (3458, 356252), (3689, 333944), (4123, 298792), (4199, 293384), (4216, 292201), (4394, 280364), (4522, 272428), (4712, 261443), (4732, 260338), (5239, 235144), (5642, 218348), (5746, 214396), (6188, 199082), (6422, 191828), (6851, 179816), (6916, 178126), (7378, 166972), (7657, 160888), (8246, 149396), (8398, 146692), (8788, 140182), (9044, 136214), (9464, 130169), (10013, 123032), (10478, 117572), (11284, 109174), (11492, 107198), (12376, 99541), (12844, 95914), (13702, 89908), (13832, 89063), (14756, 83486), (15314, 80444), (15379, 80104), (16492, 74698), (16796, 73346), (17576, 70091), (18088, 68107), (20026, 61516), (20111, 61256), (20956, 58786), (22477, 54808), (22568, 54587), (22984, 53599), (25688, 47957), (27404, 44954), (29393, 41912), (29512, 41743), (30628, 40222), (30758, 40052), (32984, 37349), (33592, 36673)]