72420840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5437}}^1$

素因数の和:5491

約数の個数: 96

約数和(自身を含む): 241773480

約数和(自身を除く): 169352640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1665, 2220, 2664, 3330, 4440, 5437, 6660, 10874, 13320, 16311, 21748, 27185, 32622, 43496, 48933, 54370, 65244, 81555, 97866, 108740, 130488, 163110, 195732, 201169, 217480, 244665, 326220, 391464, 402338, 489330, 603507, 652440, 804676, 978660, 1005845, 1207014, 1609352, 1810521, 1957320, 2011690, 2414028, 3017535, 3621042, 4023380, 4828056, 6035070, 7242084, 8046760, 9052605, 12070140, 14484168, 18105210, 24140280, 36210420, 72420840]

約数ペア:

[(1, 72420840), (2, 36210420), (3, 24140280), (4, 18105210), (5, 14484168), (6, 12070140), (8, 9052605), (9, 8046760), (10, 7242084), (12, 6035070), (15, 4828056), (18, 4023380), (20, 3621042), (24, 3017535), (30, 2414028), (36, 2011690), (37, 1957320), (40, 1810521), (45, 1609352), (60, 1207014), (72, 1005845), (74, 978660), (90, 804676), (111, 652440), (120, 603507), (148, 489330), (180, 402338), (185, 391464), (222, 326220), (296, 244665), (333, 217480), (360, 201169), (370, 195732), (444, 163110), (555, 130488), (666, 108740), (740, 97866), (888, 81555), (1110, 65244), (1332, 54370), (1480, 48933), (1665, 43496), (2220, 32622), (2664, 27185), (3330, 21748), (4440, 16311), (5437, 13320), (6660, 10874)]