228892720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{58391}}^1$

素因数の和:58418

約数の個数: 60

約数和(自身を含む): 619071984

約数和(自身を除く): 390179264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 58391, 116782, 233564, 291955, 408737, 467128, 583910, 817474, 934256, 1167820, 1634948, 2043685, 2335640, 2861159, 3269896, 4087370, 4671280, 5722318, 6539792, 8174740, 11444636, 14305795, 16349480, 22889272, 28611590, 32698960, 45778544, 57223180, 114446360, 228892720]

約数ペア:

[(1, 228892720), (2, 114446360), (4, 57223180), (5, 45778544), (7, 32698960), (8, 28611590), (10, 22889272), (14, 16349480), (16, 14305795), (20, 11444636), (28, 8174740), (35, 6539792), (40, 5722318), (49, 4671280), (56, 4087370), (70, 3269896), (80, 2861159), (98, 2335640), (112, 2043685), (140, 1634948), (196, 1167820), (245, 934256), (280, 817474), (392, 583910), (490, 467128), (560, 408737), (784, 291955), (980, 233564), (1960, 116782), (3920, 58391)]