221546360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14929}}^1$

素因数の和:15000

約数の個数: 64

約数和(自身を含む): 580478400

約数和(自身を除く): 358932040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 14929, 29858, 59716, 74645, 104503, 119432, 149290, 209006, 298580, 418012, 522515, 597160, 791237, 836024, 1045030, 1582474, 2090060, 3164948, 3956185, 4180120, 5538659, 6329896, 7912370, 11077318, 15824740, 22154636, 27693295, 31649480, 44309272, 55386590, 110773180, 221546360]

約数ペア:

[(1, 221546360), (2, 110773180), (4, 55386590), (5, 44309272), (7, 31649480), (8, 27693295), (10, 22154636), (14, 15824740), (20, 11077318), (28, 7912370), (35, 6329896), (40, 5538659), (53, 4180120), (56, 3956185), (70, 3164948), (106, 2090060), (140, 1582474), (212, 1045030), (265, 836024), (280, 791237), (371, 597160), (424, 522515), (530, 418012), (742, 298580), (1060, 209006), (1484, 149290), (1855, 119432), (2120, 104503), (2968, 74645), (3710, 59716), (7420, 29858), (14840, 14929)]