127430380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11821}}^1$

素因数の和:11855

約数の個数: 72

約数和(自身を含む): 339622416

約数和(自身を除く): 212192036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 11821, 23642, 47284, 59105, 82747, 118210, 130031, 165494, 236420, 260062, 330988, 413735, 520124, 579229, 650155, 827470, 910217, 1158458, 1300310, 1654940, 1820434, 2316916, 2600620, 2896145, 3640868, 4551085, 5792290, 6371519, 9102170, 11584580, 12743038, 18204340, 25486076, 31857595, 63715190, 127430380]

約数ペア:

[(1, 127430380), (2, 63715190), (4, 31857595), (5, 25486076), (7, 18204340), (10, 12743038), (11, 11584580), (14, 9102170), (20, 6371519), (22, 5792290), (28, 4551085), (35, 3640868), (44, 2896145), (49, 2600620), (55, 2316916), (70, 1820434), (77, 1654940), (98, 1300310), (110, 1158458), (140, 910217), (154, 827470), (196, 650155), (220, 579229), (245, 520124), (308, 413735), (385, 330988), (490, 260062), (539, 236420), (770, 165494), (980, 130031), (1078, 118210), (1540, 82747), (2156, 59105), (2695, 47284), (5390, 23642), (10780, 11821)]