91368160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 243492480

約数和(自身を除く): 152124320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 109, 124, 130, 155, 160, 169, 208, 218, 248, 260, 310, 338, 403, 416, 436, 496, 520, 545, 620, 676, 806, 845, 872, 992, 1040, 1090, 1240, 1352, 1417, 1612, 1690, 1744, 2015, 2080, 2180, 2480, 2704, 2834, 3224, 3379, 3380, 3488, 4030, 4360, 4960, 5239, 5408, 5668, 6448, 6758, 6760, 7085, 8060, 8720, 10478, 11336, 12896, 13516, 13520, 14170, 16120, 16895, 17440, 18421, 20956, 22672, 26195, 27032, 27040, 28340, 32240, 33790, 36842, 41912, 43927, 45344, 52390, 54064, 56680, 64480, 67580, 73684, 83824, 87854, 92105, 104780, 108128, 113360, 135160, 147368, 167648, 175708, 184210, 209560, 219635, 226720, 270320, 294736, 351416, 368420, 419120, 439270, 540640, 571051, 589472, 702832, 736840, 838240, 878540, 1142102, 1405664, 1473680, 1757080, 2284204, 2855255, 2947360, 3514160, 4568408, 5710510, 7028320, 9136816, 11421020, 18273632, 22842040, 45684080, 91368160]

約数ペア:

[(1, 91368160), (2, 45684080), (4, 22842040), (5, 18273632), (8, 11421020), (10, 9136816), (13, 7028320), (16, 5710510), (20, 4568408), (26, 3514160), (31, 2947360), (32, 2855255), (40, 2284204), (52, 1757080), (62, 1473680), (65, 1405664), (80, 1142102), (104, 878540), (109, 838240), (124, 736840), (130, 702832), (155, 589472), (160, 571051), (169, 540640), (208, 439270), (218, 419120), (248, 368420), (260, 351416), (310, 294736), (338, 270320), (403, 226720), (416, 219635), (436, 209560), (496, 184210), (520, 175708), (545, 167648), (620, 147368), (676, 135160), (806, 113360), (845, 108128), (872, 104780), (992, 92105), (1040, 87854), (1090, 83824), (1240, 73684), (1352, 67580), (1417, 64480), (1612, 56680), (1690, 54064), (1744, 52390), (2015, 45344), (2080, 43927), (2180, 41912), (2480, 36842), (2704, 33790), (2834, 32240), (3224, 28340), (3379, 27040), (3380, 27032), (3488, 26195), (4030, 22672), (4360, 20956), (4960, 18421), (5239, 17440), (5408, 16895), (5668, 16120), (6448, 14170), (6758, 13520), (6760, 13516), (7085, 12896), (8060, 11336), (8720, 10478)]