73438680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{87427}}^1$

素因数の和:87448

約数の個数: 64

約数和(自身を含む): 251792640

約数和(自身を除く): 178353960

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, 420, 840, 87427, 174854, 262281, 349708, 437135, 524562, 611989, 699416, 874270, 1049124, 1223978, 1311405, 1748540, 1835967, 2098248, 2447956, 2622810, 3059945, 3497080, 3671934, 4895912, 5245620, 6119890, 7343868, 9179835, 10491240, 12239780, 14687736, 18359670, 24479560, 36719340, 73438680]

約数ペア:

[(1, 73438680), (2, 36719340), (3, 24479560), (4, 18359670), (5, 14687736), (6, 12239780), (7, 10491240), (8, 9179835), (10, 7343868), (12, 6119890), (14, 5245620), (15, 4895912), (20, 3671934), (21, 3497080), (24, 3059945), (28, 2622810), (30, 2447956), (35, 2098248), (40, 1835967), (42, 1748540), (56, 1311405), (60, 1223978), (70, 1049124), (84, 874270), (105, 699416), (120, 611989), (140, 524562), (168, 437135), (210, 349708), (280, 262281), (420, 174854), (840, 87427)]