220309684

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 468840960

約数和(自身を除く): 248531276

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 101, 124, 196, 202, 217, 359, 404, 434, 707, 718, 868, 1414, 1436, 1519, 2513, 2828, 3038, 3131, 4949, 5026, 6076, 6262, 9898, 10052, 11129, 12524, 17591, 19796, 21917, 22258, 35182, 36259, 43834, 44516, 70364, 72518, 77903, 87668, 145036, 153419, 155806, 253813, 306838, 311612, 507626, 545321, 613676, 1015252, 1090642, 1124029, 1776691, 2181284, 2248058, 3553382, 4496116, 7106764, 7868203, 15736406, 31472812, 55077421, 110154842, 220309684]

約数ペア:

[(1, 220309684), (2, 110154842), (4, 55077421), (7, 31472812), (14, 15736406), (28, 7868203), (31, 7106764), (49, 4496116), (62, 3553382), (98, 2248058), (101, 2181284), (124, 1776691), (196, 1124029), (202, 1090642), (217, 1015252), (359, 613676), (404, 545321), (434, 507626), (707, 311612), (718, 306838), (868, 253813), (1414, 155806), (1436, 153419), (1519, 145036), (2513, 87668), (2828, 77903), (3038, 72518), (3131, 70364), (4949, 44516), (5026, 43834), (6076, 36259), (6262, 35182), (9898, 22258), (10052, 21917), (11129, 19796), (12524, 17591)]