30701320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 52035320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 23, 26, 34, 40, 46, 52, 65, 68, 85, 92, 104, 115, 130, 136, 151, 170, 184, 221, 230, 260, 299, 302, 340, 391, 442, 460, 520, 598, 604, 680, 755, 782, 884, 920, 1105, 1196, 1208, 1495, 1510, 1564, 1768, 1955, 1963, 2210, 2392, 2567, 2990, 3020, 3128, 3473, 3910, 3926, 4420, 5083, 5134, 5980, 6040, 6946, 7820, 7852, 8840, 9815, 10166, 10268, 11960, 12835, 13892, 15640, 15704, 17365, 19630, 20332, 20536, 25415, 25670, 27784, 33371, 34730, 39260, 40664, 45149, 50830, 51340, 59041, 66742, 69460, 78520, 90298, 101660, 102680, 118082, 133484, 138920, 166855, 180596, 203320, 225745, 236164, 266968, 295205, 333710, 361192, 451490, 472328, 590410, 667420, 767533, 902980, 1180820, 1334840, 1535066, 1805960, 2361640, 3070132, 3837665, 6140264, 7675330, 15350660, 30701320]

約数ペア:

[(1, 30701320), (2, 15350660), (4, 7675330), (5, 6140264), (8, 3837665), (10, 3070132), (13, 2361640), (17, 1805960), (20, 1535066), (23, 1334840), (26, 1180820), (34, 902980), (40, 767533), (46, 667420), (52, 590410), (65, 472328), (68, 451490), (85, 361192), (92, 333710), (104, 295205), (115, 266968), (130, 236164), (136, 225745), (151, 203320), (170, 180596), (184, 166855), (221, 138920), (230, 133484), (260, 118082), (299, 102680), (302, 101660), (340, 90298), (391, 78520), (442, 69460), (460, 66742), (520, 59041), (598, 51340), (604, 50830), (680, 45149), (755, 40664), (782, 39260), (884, 34730), (920, 33371), (1105, 27784), (1196, 25670), (1208, 25415), (1495, 20536), (1510, 20332), (1564, 19630), (1768, 17365), (1955, 15704), (1963, 15640), (2210, 13892), (2392, 12835), (2567, 11960), (2990, 10268), (3020, 10166), (3128, 9815), (3473, 8840), (3910, 7852), (3926, 7820), (4420, 6946), (5083, 6040), (5134, 5980)]