30751890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2719}}^1$

素因数の和:2771

約数の個数: 64

約数和(自身を含む): 82252800

約数和(自身を除く): 51500910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 2719, 3770, 5438, 5655, 8157, 11310, 13595, 16314, 27190, 35347, 40785, 70694, 78851, 81570, 106041, 157702, 176735, 212082, 236553, 353470, 394255, 473106, 530205, 788510, 1025063, 1060410, 1182765, 2050126, 2365530, 3075189, 5125315, 6150378, 10250630, 15375945, 30751890]

約数ペア:

[(1, 30751890), (2, 15375945), (3, 10250630), (5, 6150378), (6, 5125315), (10, 3075189), (13, 2365530), (15, 2050126), (26, 1182765), (29, 1060410), (30, 1025063), (39, 788510), (58, 530205), (65, 473106), (78, 394255), (87, 353470), (130, 236553), (145, 212082), (174, 176735), (195, 157702), (290, 106041), (377, 81570), (390, 78851), (435, 70694), (754, 40785), (870, 35347), (1131, 27190), (1885, 16314), (2262, 13595), (2719, 11310), (3770, 8157), (5438, 5655)]