243518520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2213}}^1$

素因数の和:2365

約数の個数: 128

約数和(自身を含む): 841674240

約数和(自身を除く): 598155720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1965, 2213, 2620, 2751, 3144, 3668, 3930, 4426, 4585, 5240, 5502, 6639, 7336, 7860, 8852, 9170, 11004, 11065, 13278, 13755, 15491, 15720, 17704, 18340, 22008, 22130, 26556, 27510, 30982, 33195, 36680, 44260, 46473, 53112, 55020, 61964, 66390, 77455, 88520, 92946, 110040, 123928, 132780, 154910, 185892, 232365, 265560, 289903, 309820, 371784, 464730, 579806, 619640, 869709, 929460, 1159612, 1449515, 1739418, 1858920, 2029321, 2319224, 2899030, 3478836, 4058642, 4348545, 5798060, 6087963, 6957672, 8117284, 8697090, 10146605, 11596120, 12175926, 16234568, 17394180, 20293210, 24351852, 30439815, 34788360, 40586420, 48703704, 60879630, 81172840, 121759260, 243518520]

約数ペア:

[(1, 243518520), (2, 121759260), (3, 81172840), (4, 60879630), (5, 48703704), (6, 40586420), (7, 34788360), (8, 30439815), (10, 24351852), (12, 20293210), (14, 17394180), (15, 16234568), (20, 12175926), (21, 11596120), (24, 10146605), (28, 8697090), (30, 8117284), (35, 6957672), (40, 6087963), (42, 5798060), (56, 4348545), (60, 4058642), (70, 3478836), (84, 2899030), (105, 2319224), (120, 2029321), (131, 1858920), (140, 1739418), (168, 1449515), (210, 1159612), (262, 929460), (280, 869709), (393, 619640), (420, 579806), (524, 464730), (655, 371784), (786, 309820), (840, 289903), (917, 265560), (1048, 232365), (1310, 185892), (1572, 154910), (1834, 132780), (1965, 123928), (2213, 110040), (2620, 92946), (2751, 88520), (3144, 77455), (3668, 66390), (3930, 61964), (4426, 55020), (4585, 53112), (5240, 46473), (5502, 44260), (6639, 36680), (7336, 33195), (7860, 30982), (8852, 27510), (9170, 26556), (11004, 22130), (11065, 22008), (13278, 18340), (13755, 17704), (15491, 15720)]