219419760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{997}}^1$

素因数の和:1151

約数の個数: 160

約数和(自身を含む): 784092672

約数和(自身を除く): 564672912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 131, 140, 168, 210, 240, 262, 280, 336, 393, 420, 524, 560, 655, 786, 840, 917, 997, 1048, 1310, 1572, 1680, 1834, 1965, 1994, 2096, 2620, 2751, 2991, 3144, 3668, 3930, 3988, 4585, 4985, 5240, 5502, 5982, 6288, 6979, 7336, 7860, 7976, 9170, 9970, 10480, 11004, 11964, 13755, 13958, 14672, 14955, 15720, 15952, 18340, 19940, 20937, 22008, 23928, 27510, 27916, 29910, 31440, 34895, 36680, 39880, 41874, 44016, 47856, 55020, 55832, 59820, 69790, 73360, 79760, 83748, 104685, 110040, 111664, 119640, 130607, 139580, 167496, 209370, 220080, 239280, 261214, 279160, 334992, 391821, 418740, 522428, 558320, 653035, 783642, 837480, 914249, 1044856, 1306070, 1567284, 1674960, 1828498, 1959105, 2089712, 2612140, 2742747, 3134568, 3656996, 3918210, 4571245, 5224280, 5485494, 6269136, 7313992, 7836420, 9142490, 10448560, 10970988, 13713735, 14627984, 15672840, 18284980, 21941976, 27427470, 31345680, 36569960, 43883952, 54854940, 73139920, 109709880, 219419760]

約数ペア:

[(1, 219419760), (2, 109709880), (3, 73139920), (4, 54854940), (5, 43883952), (6, 36569960), (7, 31345680), (8, 27427470), (10, 21941976), (12, 18284980), (14, 15672840), (15, 14627984), (16, 13713735), (20, 10970988), (21, 10448560), (24, 9142490), (28, 7836420), (30, 7313992), (35, 6269136), (40, 5485494), (42, 5224280), (48, 4571245), (56, 3918210), (60, 3656996), (70, 3134568), (80, 2742747), (84, 2612140), (105, 2089712), (112, 1959105), (120, 1828498), (131, 1674960), (140, 1567284), (168, 1306070), (210, 1044856), (240, 914249), (262, 837480), (280, 783642), (336, 653035), (393, 558320), (420, 522428), (524, 418740), (560, 391821), (655, 334992), (786, 279160), (840, 261214), (917, 239280), (997, 220080), (1048, 209370), (1310, 167496), (1572, 139580), (1680, 130607), (1834, 119640), (1965, 111664), (1994, 110040), (2096, 104685), (2620, 83748), (2751, 79760), (2991, 73360), (3144, 69790), (3668, 59820), (3930, 55832), (3988, 55020), (4585, 47856), (4985, 44016), (5240, 41874), (5502, 39880), (5982, 36680), (6288, 34895), (6979, 31440), (7336, 29910), (7860, 27916), (7976, 27510), (9170, 23928), (9970, 22008), (10480, 20937), (11004, 19940), (11964, 18340), (13755, 15952), (13958, 15720), (14672, 14955)]