18483520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 49377600

約数和(自身を除く): 30894080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 89, 110, 118, 160, 176, 178, 220, 236, 295, 320, 352, 356, 440, 445, 472, 590, 649, 704, 712, 880, 890, 944, 979, 1180, 1298, 1424, 1760, 1780, 1888, 1958, 2360, 2596, 2848, 3245, 3520, 3560, 3776, 3916, 4720, 4895, 5192, 5251, 5696, 6490, 7120, 7832, 9440, 9790, 10384, 10502, 12980, 14240, 15664, 18880, 19580, 20768, 21004, 25960, 26255, 28480, 31328, 39160, 41536, 42008, 51920, 52510, 57761, 62656, 78320, 84016, 103840, 105020, 115522, 156640, 168032, 207680, 210040, 231044, 288805, 313280, 336064, 420080, 462088, 577610, 840160, 924176, 1155220, 1680320, 1848352, 2310440, 3696704, 4620880, 9241760, 18483520]

約数ペア:

[(1, 18483520), (2, 9241760), (4, 4620880), (5, 3696704), (8, 2310440), (10, 1848352), (11, 1680320), (16, 1155220), (20, 924176), (22, 840160), (32, 577610), (40, 462088), (44, 420080), (55, 336064), (59, 313280), (64, 288805), (80, 231044), (88, 210040), (89, 207680), (110, 168032), (118, 156640), (160, 115522), (176, 105020), (178, 103840), (220, 84016), (236, 78320), (295, 62656), (320, 57761), (352, 52510), (356, 51920), (440, 42008), (445, 41536), (472, 39160), (590, 31328), (649, 28480), (704, 26255), (712, 25960), (880, 21004), (890, 20768), (944, 19580), (979, 18880), (1180, 15664), (1298, 14240), (1424, 12980), (1760, 10502), (1780, 10384), (1888, 9790), (1958, 9440), (2360, 7832), (2596, 7120), (2848, 6490), (3245, 5696), (3520, 5251), (3560, 5192), (3776, 4895), (3916, 4720)]