78107540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 198180864

約数和(自身を除く): 120073324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 127, 140, 161, 191, 230, 254, 322, 382, 460, 508, 635, 644, 764, 805, 889, 955, 1270, 1337, 1610, 1778, 1910, 2540, 2674, 2921, 3220, 3556, 3820, 4393, 4445, 5348, 5842, 6685, 8786, 8890, 11684, 13370, 14605, 17572, 17780, 20447, 21965, 24257, 26740, 29210, 30751, 40894, 43930, 48514, 58420, 61502, 81788, 87860, 97028, 102235, 121285, 123004, 153755, 169799, 204470, 242570, 307510, 339598, 408940, 485140, 557911, 615020, 679196, 848995, 1115822, 1697990, 2231644, 2789555, 3395980, 3905377, 5579110, 7810754, 11158220, 15621508, 19526885, 39053770, 78107540]

約数ペア:

[(1, 78107540), (2, 39053770), (4, 19526885), (5, 15621508), (7, 11158220), (10, 7810754), (14, 5579110), (20, 3905377), (23, 3395980), (28, 2789555), (35, 2231644), (46, 1697990), (70, 1115822), (92, 848995), (115, 679196), (127, 615020), (140, 557911), (161, 485140), (191, 408940), (230, 339598), (254, 307510), (322, 242570), (382, 204470), (460, 169799), (508, 153755), (635, 123004), (644, 121285), (764, 102235), (805, 97028), (889, 87860), (955, 81788), (1270, 61502), (1337, 58420), (1610, 48514), (1778, 43930), (1910, 40894), (2540, 30751), (2674, 29210), (2921, 26740), (3220, 24257), (3556, 21965), (3820, 20447), (4393, 17780), (4445, 17572), (5348, 14605), (5842, 13370), (6685, 11684), (8786, 8890)]