72438480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{100609}}^1$

素因数の和:100628

約数の個数: 60

約数和(自身を含む): 243274980

約数和(自身を除く): 170836500

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, 100609, 201218, 301827, 402436, 503045, 603654, 804872, 905481, 1006090, 1207308, 1509135, 1609744, 1810962, 2012180, 2414616, 3018270, 3621924, 4024360, 4527405, 4829232, 6036540, 7243848, 8048720, 9054810, 12073080, 14487696, 18109620, 24146160, 36219240, 72438480]

約数ペア:

[(1, 72438480), (2, 36219240), (3, 24146160), (4, 18109620), (5, 14487696), (6, 12073080), (8, 9054810), (9, 8048720), (10, 7243848), (12, 6036540), (15, 4829232), (16, 4527405), (18, 4024360), (20, 3621924), (24, 3018270), (30, 2414616), (36, 2012180), (40, 1810962), (45, 1609744), (48, 1509135), (60, 1207308), (72, 1006090), (80, 905481), (90, 804872), (120, 603654), (144, 503045), (180, 402436), (240, 301827), (360, 201218), (720, 100609)]