18197600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 108

約数和(自身を含む): 47520396

約数和(自身を除く): 29322796

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 43, 46, 50, 80, 86, 92, 100, 115, 160, 172, 184, 200, 215, 230, 344, 368, 400, 430, 460, 529, 575, 688, 736, 800, 860, 920, 989, 1058, 1075, 1150, 1376, 1720, 1840, 1978, 2116, 2150, 2300, 2645, 3440, 3680, 3956, 4232, 4300, 4600, 4945, 5290, 6880, 7912, 8464, 8600, 9200, 9890, 10580, 13225, 15824, 16928, 17200, 18400, 19780, 21160, 22747, 24725, 26450, 31648, 34400, 39560, 42320, 45494, 49450, 52900, 79120, 84640, 90988, 98900, 105800, 113735, 158240, 181976, 197800, 211600, 227470, 363952, 395600, 423200, 454940, 568675, 727904, 791200, 909880, 1137350, 1819760, 2274700, 3639520, 4549400, 9098800, 18197600]

約数ペア:

[(1, 18197600), (2, 9098800), (4, 4549400), (5, 3639520), (8, 2274700), (10, 1819760), (16, 1137350), (20, 909880), (23, 791200), (25, 727904), (32, 568675), (40, 454940), (43, 423200), (46, 395600), (50, 363952), (80, 227470), (86, 211600), (92, 197800), (100, 181976), (115, 158240), (160, 113735), (172, 105800), (184, 98900), (200, 90988), (215, 84640), (230, 79120), (344, 52900), (368, 49450), (400, 45494), (430, 42320), (460, 39560), (529, 34400), (575, 31648), (688, 26450), (736, 24725), (800, 22747), (860, 21160), (920, 19780), (989, 18400), (1058, 17200), (1075, 16928), (1150, 15824), (1376, 13225), (1720, 10580), (1840, 9890), (1978, 9200), (2116, 8600), (2150, 8464), (2300, 7912), (2645, 6880), (3440, 5290), (3680, 4945), (3956, 4600), (4232, 4300)]