818179980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2851}}^1\times {\mathrm{4783}}^1$

素因数の和:7646

約数の個数: 48

約数和(自身を含む): 2292186624

約数和(自身を除く): 1474006644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2851, 4783, 5702, 8553, 9566, 11404, 14255, 14349, 17106, 19132, 23915, 28510, 28698, 34212, 42765, 47830, 57020, 57396, 71745, 85530, 95660, 143490, 171060, 286980, 13636333, 27272666, 40908999, 54545332, 68181665, 81817998, 136363330, 163635996, 204544995, 272726660, 409089990, 818179980]

約数ペア:

[(1, 818179980), (2, 409089990), (3, 272726660), (4, 204544995), (5, 163635996), (6, 136363330), (10, 81817998), (12, 68181665), (15, 54545332), (20, 40908999), (30, 27272666), (60, 13636333), (2851, 286980), (4783, 171060), (5702, 143490), (8553, 95660), (9566, 85530), (11404, 71745), (14255, 57396), (14349, 57020), (17106, 47830), (19132, 42765), (23915, 34212), (28510, 28698)]