71621520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2789}}^1$

素因数の和:2912

約数の個数: 80

約数和(自身を含む): 224182080

約数和(自身を除く): 152560560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 107, 120, 214, 240, 321, 428, 535, 642, 856, 1070, 1284, 1605, 1712, 2140, 2568, 2789, 3210, 4280, 5136, 5578, 6420, 8367, 8560, 11156, 12840, 13945, 16734, 22312, 25680, 27890, 33468, 41835, 44624, 55780, 66936, 83670, 111560, 133872, 167340, 223120, 298423, 334680, 596846, 669360, 895269, 1193692, 1492115, 1790538, 2387384, 2984230, 3581076, 4476345, 4774768, 5968460, 7162152, 8952690, 11936920, 14324304, 17905380, 23873840, 35810760, 71621520]

約数ペア:

[(1, 71621520), (2, 35810760), (3, 23873840), (4, 17905380), (5, 14324304), (6, 11936920), (8, 8952690), (10, 7162152), (12, 5968460), (15, 4774768), (16, 4476345), (20, 3581076), (24, 2984230), (30, 2387384), (40, 1790538), (48, 1492115), (60, 1193692), (80, 895269), (107, 669360), (120, 596846), (214, 334680), (240, 298423), (321, 223120), (428, 167340), (535, 133872), (642, 111560), (856, 83670), (1070, 66936), (1284, 55780), (1605, 44624), (1712, 41835), (2140, 33468), (2568, 27890), (2789, 25680), (3210, 22312), (4280, 16734), (5136, 13945), (5578, 12840), (6420, 11156), (8367, 8560)]