31457430

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 84395520

約数和(自身を除く): 52938090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 263, 270, 443, 526, 789, 886, 1315, 1329, 1578, 2215, 2367, 2630, 2658, 3945, 3987, 4430, 4734, 6645, 7101, 7890, 7974, 11835, 11961, 13290, 14202, 19935, 23670, 23922, 35505, 39870, 59805, 71010, 116509, 119610, 233018, 349527, 582545, 699054, 1048581, 1165090, 1747635, 2097162, 3145743, 3495270, 5242905, 6291486, 10485810, 15728715, 31457430]

約数ペア:

[(1, 31457430), (2, 15728715), (3, 10485810), (5, 6291486), (6, 5242905), (9, 3495270), (10, 3145743), (15, 2097162), (18, 1747635), (27, 1165090), (30, 1048581), (45, 699054), (54, 582545), (90, 349527), (135, 233018), (263, 119610), (270, 116509), (443, 71010), (526, 59805), (789, 39870), (886, 35505), (1315, 23922), (1329, 23670), (1578, 19935), (2215, 14202), (2367, 13290), (2630, 11961), (2658, 11835), (3945, 7974), (3987, 7890), (4430, 7101), (4734, 6645)]