80734740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 238097664

約数和(自身を除く): 157362924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 41, 60, 74, 82, 111, 123, 148, 164, 185, 205, 222, 246, 370, 410, 444, 492, 555, 615, 740, 820, 887, 1110, 1230, 1517, 1774, 2220, 2460, 2661, 3034, 3548, 4435, 4551, 5322, 6068, 7585, 8870, 9102, 10644, 13305, 15170, 17740, 18204, 22755, 26610, 30340, 32819, 36367, 45510, 53220, 65638, 72734, 91020, 98457, 109101, 131276, 145468, 164095, 181835, 196914, 218202, 328190, 363670, 393828, 436404, 492285, 545505, 656380, 727340, 984570, 1091010, 1345579, 1969140, 2182020, 2691158, 4036737, 5382316, 6727895, 8073474, 13455790, 16146948, 20183685, 26911580, 40367370, 80734740]

約数ペア:

[(1, 80734740), (2, 40367370), (3, 26911580), (4, 20183685), (5, 16146948), (6, 13455790), (10, 8073474), (12, 6727895), (15, 5382316), (20, 4036737), (30, 2691158), (37, 2182020), (41, 1969140), (60, 1345579), (74, 1091010), (82, 984570), (111, 727340), (123, 656380), (148, 545505), (164, 492285), (185, 436404), (205, 393828), (222, 363670), (246, 328190), (370, 218202), (410, 196914), (444, 181835), (492, 164095), (555, 145468), (615, 131276), (740, 109101), (820, 98457), (887, 91020), (1110, 72734), (1230, 65638), (1517, 53220), (1774, 45510), (2220, 36367), (2460, 32819), (2661, 30340), (3034, 26610), (3548, 22755), (4435, 18204), (4551, 17740), (5322, 15170), (6068, 13305), (7585, 10644), (8870, 9102)]