137788640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1096

約数の個数: 96

約数和(自身を含む): 359976960

約数和(自身を除く): 222188320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 79, 80, 88, 110, 158, 160, 176, 220, 316, 352, 395, 440, 632, 790, 869, 880, 991, 1264, 1580, 1738, 1760, 1982, 2528, 3160, 3476, 3964, 4345, 4955, 6320, 6952, 7928, 8690, 9910, 10901, 12640, 13904, 15856, 17380, 19820, 21802, 27808, 31712, 34760, 39640, 43604, 54505, 69520, 78289, 79280, 87208, 109010, 139040, 156578, 158560, 174416, 218020, 313156, 348832, 391445, 436040, 626312, 782890, 861179, 872080, 1252624, 1565780, 1722358, 1744160, 2505248, 3131560, 3444716, 4305895, 6263120, 6889432, 8611790, 12526240, 13778864, 17223580, 27557728, 34447160, 68894320, 137788640]

約数ペア:

[(1, 137788640), (2, 68894320), (4, 34447160), (5, 27557728), (8, 17223580), (10, 13778864), (11, 12526240), (16, 8611790), (20, 6889432), (22, 6263120), (32, 4305895), (40, 3444716), (44, 3131560), (55, 2505248), (79, 1744160), (80, 1722358), (88, 1565780), (110, 1252624), (158, 872080), (160, 861179), (176, 782890), (220, 626312), (316, 436040), (352, 391445), (395, 348832), (440, 313156), (632, 218020), (790, 174416), (869, 158560), (880, 156578), (991, 139040), (1264, 109010), (1580, 87208), (1738, 79280), (1760, 78289), (1982, 69520), (2528, 54505), (3160, 43604), (3476, 39640), (3964, 34760), (4345, 31712), (4955, 27808), (6320, 21802), (6952, 19820), (7928, 17380), (8690, 15856), (9910, 13904), (10901, 12640)]