128840983910

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{31183}}^1$

素因数の和:31445

約数の個数: 64

約数和(自身を含む): 242486784000

約数和(自身を除く): 113645800090

約数列:

[1, 2, 5, 10, 47, 59, 94, 118, 149, 235, 295, 298, 470, 590, 745, 1490, 2773, 5546, 7003, 8791, 13865, 14006, 17582, 27730, 31183, 35015, 43955, 62366, 70030, 87910, 155915, 311830, 413177, 826354, 1465601, 1839797, 2065885, 2931202, 3679594, 4131770, 4646267, 7328005, 9198985, 9292534, 14656010, 18397970, 23231335, 46462670, 86470459, 172940918, 218374549, 274129753, 432352295, 436749098, 548259506, 864704590, 1091872745, 1370648765, 2183745490, 2741297530, 12884098391, 25768196782, 64420491955, 128840983910]

約数ペア:

[(1, 128840983910), (2, 64420491955), (5, 25768196782), (10, 12884098391), (47, 2741297530), (59, 2183745490), (94, 1370648765), (118, 1091872745), (149, 864704590), (235, 548259506), (295, 436749098), (298, 432352295), (470, 274129753), (590, 218374549), (745, 172940918), (1490, 86470459), (2773, 46462670), (5546, 23231335), (7003, 18397970), (8791, 14656010), (13865, 9292534), (14006, 9198985), (17582, 7328005), (27730, 4646267), (31183, 4131770), (35015, 3679594), (43955, 2931202), (62366, 2065885), (70030, 1839797), (87910, 1465601), (155915, 826354), (311830, 413177)]