18815356380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1\times {\mathrm{6287}}^1$

素因数の和:7939

約数の個数: 96

約数和(自身を含む): 54424903680

約数和(自身を除く): 35609547300

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, 1609, 1860, 3218, 4827, 6287, 6436, 8045, 9654, 12574, 16090, 18861, 19308, 24135, 25148, 31435, 32180, 37722, 48270, 49879, 62870, 75444, 94305, 96540, 99758, 125740, 149637, 188610, 194897, 199516, 249395, 299274, 377220, 389794, 498790, 584691, 598548, 748185, 779588, 974485, 997580, 1169382, 1496370, 1948970, 2338764, 2923455, 2992740, 3897940, 5846910, 10115783, 11693820, 20231566, 30347349, 40463132, 50578915, 60694698, 101157830, 121389396, 151736745, 202315660, 303473490, 313589273, 606946980, 627178546, 940767819, 1254357092, 1567946365, 1881535638, 3135892730, 3763071276, 4703839095, 6271785460, 9407678190, 18815356380]

約数ペア:

[(1, 18815356380), (2, 9407678190), (3, 6271785460), (4, 4703839095), (5, 3763071276), (6, 3135892730), (10, 1881535638), (12, 1567946365), (15, 1254357092), (20, 940767819), (30, 627178546), (31, 606946980), (60, 313589273), (62, 303473490), (93, 202315660), (124, 151736745), (155, 121389396), (186, 101157830), (310, 60694698), (372, 50578915), (465, 40463132), (620, 30347349), (930, 20231566), (1609, 11693820), (1860, 10115783), (3218, 5846910), (4827, 3897940), (6287, 2992740), (6436, 2923455), (8045, 2338764), (9654, 1948970), (12574, 1496370), (16090, 1169382), (18861, 997580), (19308, 974485), (24135, 779588), (25148, 748185), (31435, 598548), (32180, 584691), (37722, 498790), (48270, 389794), (49879, 377220), (62870, 299274), (75444, 249395), (94305, 199516), (96540, 194897), (99758, 188610), (125740, 149637)]