21831654960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30321743}}^1$

素因数の和:30321762

約数の個数: 60

約数和(自身を含む): 73317976992

約数和(自身を除く): 51486322032

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, 30321743, 60643486, 90965229, 121286972, 151608715, 181930458, 242573944, 272895687, 303217430, 363860916, 454826145, 485147888, 545791374, 606434860, 727721832, 909652290, 1091582748, 1212869720, 1364478435, 1455443664, 1819304580, 2183165496, 2425739440, 2728956870, 3638609160, 4366330992, 5457913740, 7277218320, 10915827480, 21831654960]

約数ペア:

[(1, 21831654960), (2, 10915827480), (3, 7277218320), (4, 5457913740), (5, 4366330992), (6, 3638609160), (8, 2728956870), (9, 2425739440), (10, 2183165496), (12, 1819304580), (15, 1455443664), (16, 1364478435), (18, 1212869720), (20, 1091582748), (24, 909652290), (30, 727721832), (36, 606434860), (40, 545791374), (45, 485147888), (48, 454826145), (60, 363860916), (72, 303217430), (80, 272895687), (90, 242573944), (120, 181930458), (144, 151608715), (180, 121286972), (240, 90965229), (360, 60643486), (720, 30321743)]