42129990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{22291}}^1$

素因数の和:22314

約数の個数: 64

約数和(自身を含む): 128401920

約数和(自身を除く): 86271930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 22291, 44582, 66873, 111455, 133746, 156037, 200619, 222910, 312074, 334365, 401238, 468111, 601857, 668730, 780185, 936222, 1003095, 1203714, 1404333, 1560370, 2006190, 2340555, 2808666, 3009285, 4212999, 4681110, 6018570, 7021665, 8425998, 14043330, 21064995, 42129990]

約数ペア:

[(1, 42129990), (2, 21064995), (3, 14043330), (5, 8425998), (6, 7021665), (7, 6018570), (9, 4681110), (10, 4212999), (14, 3009285), (15, 2808666), (18, 2340555), (21, 2006190), (27, 1560370), (30, 1404333), (35, 1203714), (42, 1003095), (45, 936222), (54, 780185), (63, 668730), (70, 601857), (90, 468111), (105, 401238), (126, 334365), (135, 312074), (189, 222910), (210, 200619), (270, 156037), (315, 133746), (378, 111455), (630, 66873), (945, 44582), (1890, 22291)]