131284380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{70583}}^1$

素因数の和:70626

約数の個数: 48

約数和(自身を含む): 379459584

約数和(自身を除く): 248175204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 70583, 141166, 211749, 282332, 352915, 423498, 705830, 846996, 1058745, 1411660, 2117490, 2188073, 4234980, 4376146, 6564219, 8752292, 10940365, 13128438, 21880730, 26256876, 32821095, 43761460, 65642190, 131284380]

約数ペア:

[(1, 131284380), (2, 65642190), (3, 43761460), (4, 32821095), (5, 26256876), (6, 21880730), (10, 13128438), (12, 10940365), (15, 8752292), (20, 6564219), (30, 4376146), (31, 4234980), (60, 2188073), (62, 2117490), (93, 1411660), (124, 1058745), (155, 846996), (186, 705830), (310, 423498), (372, 352915), (465, 282332), (620, 211749), (930, 141166), (1860, 70583)]