271243980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{215273}}^1$

素因数の和:215295

約数の個数: 72

約数和(自身を含む): 940316832

約数和(自身を除く): 669072852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 215273, 430546, 645819, 861092, 1076365, 1291638, 1506911, 1937457, 2152730, 2583276, 3013822, 3229095, 3874914, 4305460, 4520733, 6027644, 6458190, 7534555, 7749828, 9041466, 9687285, 12916380, 13562199, 15069110, 18082932, 19374570, 22603665, 27124398, 30138220, 38749140, 45207330, 54248796, 67810995, 90414660, 135621990, 271243980]

約数ペア:

[(1, 271243980), (2, 135621990), (3, 90414660), (4, 67810995), (5, 54248796), (6, 45207330), (7, 38749140), (9, 30138220), (10, 27124398), (12, 22603665), (14, 19374570), (15, 18082932), (18, 15069110), (20, 13562199), (21, 12916380), (28, 9687285), (30, 9041466), (35, 7749828), (36, 7534555), (42, 6458190), (45, 6027644), (60, 4520733), (63, 4305460), (70, 3874914), (84, 3229095), (90, 3013822), (105, 2583276), (126, 2152730), (140, 1937457), (180, 1506911), (210, 1291638), (252, 1076365), (315, 861092), (420, 645819), (630, 430546), (1260, 215273)]