144638760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:851

約数の個数: 128

約数和(自身を含む): 498297600

約数和(自身を除く): 353658840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 409, 420, 421, 818, 840, 842, 1227, 1263, 1636, 1684, 2045, 2105, 2454, 2526, 2863, 2947, 3272, 3368, 4090, 4210, 4908, 5052, 5726, 5894, 6135, 6315, 8180, 8420, 8589, 8841, 9816, 10104, 11452, 11788, 12270, 12630, 14315, 14735, 16360, 16840, 17178, 17682, 22904, 23576, 24540, 25260, 28630, 29470, 34356, 35364, 42945, 44205, 49080, 50520, 57260, 58940, 68712, 70728, 85890, 88410, 114520, 117880, 171780, 172189, 176820, 343560, 344378, 353640, 516567, 688756, 860945, 1033134, 1205323, 1377512, 1721890, 2066268, 2410646, 2582835, 3443780, 3615969, 4132536, 4821292, 5165670, 6026615, 6887560, 7231938, 9642584, 10331340, 12053230, 14463876, 18079845, 20662680, 24106460, 28927752, 36159690, 48212920, 72319380, 144638760]

約数ペア:

[(1, 144638760), (2, 72319380), (3, 48212920), (4, 36159690), (5, 28927752), (6, 24106460), (7, 20662680), (8, 18079845), (10, 14463876), (12, 12053230), (14, 10331340), (15, 9642584), (20, 7231938), (21, 6887560), (24, 6026615), (28, 5165670), (30, 4821292), (35, 4132536), (40, 3615969), (42, 3443780), (56, 2582835), (60, 2410646), (70, 2066268), (84, 1721890), (105, 1377512), (120, 1205323), (140, 1033134), (168, 860945), (210, 688756), (280, 516567), (409, 353640), (420, 344378), (421, 343560), (818, 176820), (840, 172189), (842, 171780), (1227, 117880), (1263, 114520), (1636, 88410), (1684, 85890), (2045, 70728), (2105, 68712), (2454, 58940), (2526, 57260), (2863, 50520), (2947, 49080), (3272, 44205), (3368, 42945), (4090, 35364), (4210, 34356), (4908, 29470), (5052, 28630), (5726, 25260), (5894, 24540), (6135, 23576), (6315, 22904), (8180, 17682), (8420, 17178), (8589, 16840), (8841, 16360), (9816, 14735), (10104, 14315), (11452, 12630), (11788, 12270)]