968231680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1942

約数の個数: 144

約数和(自身を含む): 2579560704

約数和(自身を除く): 1611329024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1877, 1984, 2015, 2080, 2480, 3224, 3328, 3754, 3968, 4030, 4160, 4960, 6448, 7508, 7936, 8060, 8320, 9385, 9920, 12896, 15016, 16120, 16640, 18770, 19840, 24401, 25792, 30032, 32240, 37540, 39680, 48802, 51584, 58187, 60064, 64480, 75080, 97604, 103168, 116374, 120128, 122005, 128960, 150160, 195208, 232748, 240256, 244010, 257920, 290935, 300320, 390416, 465496, 480512, 488020, 515840, 581870, 600640, 756431, 780832, 930992, 976040, 1163740, 1201280, 1512862, 1561664, 1861984, 1952080, 2327480, 2402560, 3025724, 3123328, 3723968, 3782155, 3904160, 4654960, 6051448, 6246656, 7447936, 7564310, 7808320, 9309920, 12102896, 14895872, 15128620, 15616640, 18619840, 24205792, 30257240, 31233280, 37239680, 48411584, 60514480, 74479360, 96823168, 121028960, 193646336, 242057920, 484115840, 968231680]

約数ペア:

[(1, 968231680), (2, 484115840), (4, 242057920), (5, 193646336), (8, 121028960), (10, 96823168), (13, 74479360), (16, 60514480), (20, 48411584), (26, 37239680), (31, 31233280), (32, 30257240), (40, 24205792), (52, 18619840), (62, 15616640), (64, 15128620), (65, 14895872), (80, 12102896), (104, 9309920), (124, 7808320), (128, 7564310), (130, 7447936), (155, 6246656), (160, 6051448), (208, 4654960), (248, 3904160), (256, 3782155), (260, 3723968), (310, 3123328), (320, 3025724), (403, 2402560), (416, 2327480), (496, 1952080), (520, 1861984), (620, 1561664), (640, 1512862), (806, 1201280), (832, 1163740), (992, 976040), (1040, 930992), (1240, 780832), (1280, 756431), (1612, 600640), (1664, 581870), (1877, 515840), (1984, 488020), (2015, 480512), (2080, 465496), (2480, 390416), (3224, 300320), (3328, 290935), (3754, 257920), (3968, 244010), (4030, 240256), (4160, 232748), (4960, 195208), (6448, 150160), (7508, 128960), (7936, 122005), (8060, 120128), (8320, 116374), (9385, 103168), (9920, 97604), (12896, 75080), (15016, 64480), (16120, 60064), (16640, 58187), (18770, 51584), (19840, 48802), (24401, 39680), (25792, 37540), (30032, 32240)]