72940336

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1321}}^1$

素因数の和:1382

約数の個数: 80

約数和(自身を含む): 177042240

約数和(自身を除く): 104101904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 56, 58, 68, 112, 116, 119, 136, 203, 232, 238, 272, 406, 464, 476, 493, 812, 952, 986, 1321, 1624, 1904, 1972, 2642, 3248, 3451, 3944, 5284, 6902, 7888, 9247, 10568, 13804, 18494, 21136, 22457, 27608, 36988, 38309, 44914, 55216, 73976, 76618, 89828, 147952, 153236, 157199, 179656, 268163, 306472, 314398, 359312, 536326, 612944, 628796, 651253, 1072652, 1257592, 1302506, 2145304, 2515184, 2605012, 4290608, 4558771, 5210024, 9117542, 10420048, 18235084, 36470168, 72940336]

約数ペア:

[(1, 72940336), (2, 36470168), (4, 18235084), (7, 10420048), (8, 9117542), (14, 5210024), (16, 4558771), (17, 4290608), (28, 2605012), (29, 2515184), (34, 2145304), (56, 1302506), (58, 1257592), (68, 1072652), (112, 651253), (116, 628796), (119, 612944), (136, 536326), (203, 359312), (232, 314398), (238, 306472), (272, 268163), (406, 179656), (464, 157199), (476, 153236), (493, 147952), (812, 89828), (952, 76618), (986, 73976), (1321, 55216), (1624, 44914), (1904, 38309), (1972, 36988), (2642, 27608), (3248, 22457), (3451, 21136), (3944, 18494), (5284, 13804), (6902, 10568), (7888, 9247)]