72498720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{21577}}^1$

素因数の和:21602

約数の個数: 96

約数和(自身を含む): 261007488

約数和(自身を除く): 188508768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21577, 43154, 64731, 86308, 107885, 129462, 151039, 172616, 215770, 258924, 302078, 323655, 345232, 431540, 453117, 517848, 604156, 647310, 690464, 755195, 863080, 906234, 1035696, 1208312, 1294620, 1510390, 1726160, 1812468, 2071392, 2265585, 2416624, 2589240, 3020780, 3452320, 3624936, 4531170, 4833248, 5178480, 6041560, 7249872, 9062340, 10356960, 12083120, 14499744, 18124680, 24166240, 36249360, 72498720]

約数ペア:

[(1, 72498720), (2, 36249360), (3, 24166240), (4, 18124680), (5, 14499744), (6, 12083120), (7, 10356960), (8, 9062340), (10, 7249872), (12, 6041560), (14, 5178480), (15, 4833248), (16, 4531170), (20, 3624936), (21, 3452320), (24, 3020780), (28, 2589240), (30, 2416624), (32, 2265585), (35, 2071392), (40, 1812468), (42, 1726160), (48, 1510390), (56, 1294620), (60, 1208312), (70, 1035696), (80, 906234), (84, 863080), (96, 755195), (105, 690464), (112, 647310), (120, 604156), (140, 517848), (160, 453117), (168, 431540), (210, 345232), (224, 323655), (240, 302078), (280, 258924), (336, 215770), (420, 172616), (480, 151039), (560, 129462), (672, 107885), (840, 86308), (1120, 64731), (1680, 43154), (3360, 21577)]