38453940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{3391}}^1$

素因数の和:3419

約数の個数: 120

約数和(自身を含む): 137905152

約数和(自身を除く): 99451212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3391, 3780, 5670, 6782, 10173, 11340, 13564, 16955, 20346, 23737, 30519, 33910, 40692, 47474, 50865, 61038, 67820, 71211, 91557, 94948, 101730, 118685, 122076, 142422, 152595, 183114, 203460, 213633, 237370, 274671, 284844, 305190, 356055, 366228, 427266, 457785, 474740, 549342, 610380, 640899, 712110, 854532, 915570, 1068165, 1098684, 1281798, 1373355, 1424220, 1831140, 1922697, 2136330, 2563596, 2746710, 3204495, 3845394, 4272660, 5493420, 6408990, 7690788, 9613485, 12817980, 19226970, 38453940]

約数ペア:

[(1, 38453940), (2, 19226970), (3, 12817980), (4, 9613485), (5, 7690788), (6, 6408990), (7, 5493420), (9, 4272660), (10, 3845394), (12, 3204495), (14, 2746710), (15, 2563596), (18, 2136330), (20, 1922697), (21, 1831140), (27, 1424220), (28, 1373355), (30, 1281798), (35, 1098684), (36, 1068165), (42, 915570), (45, 854532), (54, 712110), (60, 640899), (63, 610380), (70, 549342), (81, 474740), (84, 457785), (90, 427266), (105, 366228), (108, 356055), (126, 305190), (135, 284844), (140, 274671), (162, 237370), (180, 213633), (189, 203460), (210, 183114), (252, 152595), (270, 142422), (315, 122076), (324, 118685), (378, 101730), (405, 94948), (420, 91557), (540, 71211), (567, 67820), (630, 61038), (756, 50865), (810, 47474), (945, 40692), (1134, 33910), (1260, 30519), (1620, 23737), (1890, 20346), (2268, 16955), (2835, 13564), (3391, 11340), (3780, 10173), (5670, 6782)]