30489160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3490

約数の個数: 64

約数和(自身を含む): 78246000

約数和(自身を除く): 47756840

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 3449, 4420, 6898, 8840, 13796, 17245, 27592, 34490, 44837, 58633, 68980, 89674, 117266, 137960, 179348, 224185, 234532, 293165, 358696, 448370, 469064, 586330, 762229, 896740, 1172660, 1524458, 1793480, 2345320, 3048916, 3811145, 6097832, 7622290, 15244580, 30489160]

約数ペア:

[(1, 30489160), (2, 15244580), (4, 7622290), (5, 6097832), (8, 3811145), (10, 3048916), (13, 2345320), (17, 1793480), (20, 1524458), (26, 1172660), (34, 896740), (40, 762229), (52, 586330), (65, 469064), (68, 448370), (85, 358696), (104, 293165), (130, 234532), (136, 224185), (170, 179348), (221, 137960), (260, 117266), (340, 89674), (442, 68980), (520, 58633), (680, 44837), (884, 34490), (1105, 27592), (1768, 17245), (2210, 13796), (3449, 8840), (4420, 6898)]