315090260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{773}}^1$

素因数の和:1100

約数の個数: 48

約数和(自身を含む): 672915600

約数和(自身を除く): 357825340

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 229, 356, 445, 458, 773, 890, 916, 1145, 1546, 1780, 2290, 3092, 3865, 4580, 7730, 15460, 20381, 40762, 68797, 81524, 101905, 137594, 177017, 203810, 275188, 343985, 354034, 407620, 687970, 708068, 885085, 1375940, 1770170, 3540340, 15754513, 31509026, 63018052, 78772565, 157545130, 315090260]

約数ペア:

[(1, 315090260), (2, 157545130), (4, 78772565), (5, 63018052), (10, 31509026), (20, 15754513), (89, 3540340), (178, 1770170), (229, 1375940), (356, 885085), (445, 708068), (458, 687970), (773, 407620), (890, 354034), (916, 343985), (1145, 275188), (1546, 203810), (1780, 177017), (2290, 137594), (3092, 101905), (3865, 81524), (4580, 68797), (7730, 40762), (15460, 20381)]