78131484

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 205278528

約数和(自身を除く): 127147044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 61, 94, 122, 141, 183, 188, 244, 282, 366, 423, 549, 564, 732, 757, 846, 1098, 1514, 1692, 2196, 2271, 2867, 3028, 4542, 5734, 6813, 8601, 9084, 11468, 13626, 17202, 25803, 27252, 34404, 35579, 46177, 51606, 71158, 92354, 103212, 106737, 138531, 142316, 184708, 213474, 277062, 320211, 415593, 426948, 554124, 640422, 831186, 1280844, 1662372, 2170319, 4340638, 6510957, 8681276, 13021914, 19532871, 26043828, 39065742, 78131484]

約数ペア:

[(1, 78131484), (2, 39065742), (3, 26043828), (4, 19532871), (6, 13021914), (9, 8681276), (12, 6510957), (18, 4340638), (36, 2170319), (47, 1662372), (61, 1280844), (94, 831186), (122, 640422), (141, 554124), (183, 426948), (188, 415593), (244, 320211), (282, 277062), (366, 213474), (423, 184708), (549, 142316), (564, 138531), (732, 106737), (757, 103212), (846, 92354), (1098, 71158), (1514, 51606), (1692, 46177), (2196, 35579), (2271, 34404), (2867, 27252), (3028, 25803), (4542, 17202), (5734, 13626), (6813, 11468), (8601, 9084)]