213031440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{295877}}^1$

素因数の和:295896

約数の個数: 60

約数和(自身を含む): 715433004

約数和(自身を除く): 502401564

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 295877, 591754, 887631, 1183508, 1479385, 1775262, 2367016, 2662893, 2958770, 3550524, 4438155, 4734032, 5325786, 5917540, 7101048, 8876310, 10651572, 11835080, 13314465, 14202096, 17752620, 21303144, 23670160, 26628930, 35505240, 42606288, 53257860, 71010480, 106515720, 213031440]

約数ペア:

[(1, 213031440), (2, 106515720), (3, 71010480), (4, 53257860), (5, 42606288), (6, 35505240), (8, 26628930), (9, 23670160), (10, 21303144), (12, 17752620), (15, 14202096), (16, 13314465), (18, 11835080), (20, 10651572), (24, 8876310), (30, 7101048), (36, 5917540), (40, 5325786), (45, 4734032), (48, 4438155), (60, 3550524), (72, 2958770), (80, 2662893), (90, 2367016), (120, 1775262), (144, 1479385), (180, 1183508), (240, 887631), (360, 591754), (720, 295877)]