78412020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42157}}^1$

素因数の和:42200

約数の個数: 48

約数和(自身を含む): 226641408

約数和(自身を除く): 148229388

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, 42157, 84314, 126471, 168628, 210785, 252942, 421570, 505884, 632355, 843140, 1264710, 1306867, 2529420, 2613734, 3920601, 5227468, 6534335, 7841202, 13068670, 15682404, 19603005, 26137340, 39206010, 78412020]

約数ペア:

[(1, 78412020), (2, 39206010), (3, 26137340), (4, 19603005), (5, 15682404), (6, 13068670), (10, 7841202), (12, 6534335), (15, 5227468), (20, 3920601), (30, 2613734), (31, 2529420), (60, 1306867), (62, 1264710), (93, 843140), (124, 632355), (155, 505884), (186, 421570), (310, 252942), (372, 210785), (465, 168628), (620, 126471), (930, 84314), (1860, 42157)]