1242272128

素因数分解:

$2^7\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{331}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 2514402000

約数和(自身を除く): 1272129872

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 269, 331, 436, 538, 662, 872, 1076, 1324, 1744, 2152, 2648, 3488, 4304, 5296, 6976, 8608, 10592, 13952, 17216, 21184, 29321, 34432, 36079, 42368, 58642, 72158, 89039, 117284, 144316, 178078, 234568, 288632, 356156, 469136, 577264, 712312, 938272, 1154528, 1424624, 1876544, 2309056, 2849248, 3753088, 4618112, 5698496, 9705251, 11396992, 19410502, 38821004, 77642008, 155284016, 310568032, 621136064, 1242272128]

約数ペア:

[(1, 1242272128), (2, 621136064), (4, 310568032), (8, 155284016), (16, 77642008), (32, 38821004), (64, 19410502), (109, 11396992), (128, 9705251), (218, 5698496), (269, 4618112), (331, 3753088), (436, 2849248), (538, 2309056), (662, 1876544), (872, 1424624), (1076, 1154528), (1324, 938272), (1744, 712312), (2152, 577264), (2648, 469136), (3488, 356156), (4304, 288632), (5296, 234568), (6976, 178078), (8608, 144316), (10592, 117284), (13952, 89039), (17216, 72158), (21184, 58642), (29321, 42368), (34432, 36079)]