156979161580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4919}}^1\times {\mathrm{10709}}^1$

素因数の和:15786

約数の個数: 48

約数和(自身を含む): 331967160000

約数和(自身を除く): 174987998420

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 4919, 9838, 10709, 19676, 21418, 24595, 42836, 49190, 53545, 98380, 107090, 214180, 732931, 1465862, 1595641, 2931724, 3191282, 3664655, 6382564, 7329310, 7978205, 14658620, 15956410, 31912820, 52677571, 105355142, 210710284, 263387855, 526775710, 1053551420, 7848958079, 15697916158, 31395832316, 39244790395, 78489580790, 156979161580]

約数ペア:

[(1, 156979161580), (2, 78489580790), (4, 39244790395), (5, 31395832316), (10, 15697916158), (20, 7848958079), (149, 1053551420), (298, 526775710), (596, 263387855), (745, 210710284), (1490, 105355142), (2980, 52677571), (4919, 31912820), (9838, 15956410), (10709, 14658620), (19676, 7978205), (21418, 7329310), (24595, 6382564), (42836, 3664655), (49190, 3191282), (53545, 2931724), (98380, 1595641), (107090, 1465862), (214180, 732931)]