661902768

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{124231}}^1$

素因数の和:124282

約数の個数: 60

約数和(自身を含む): 1902488848

約数和(自身を除く): 1240586080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 5328, 124231, 248462, 372693, 496924, 745386, 993848, 1118079, 1490772, 1987696, 2236158, 2981544, 4472316, 4596547, 5963088, 8944632, 9193094, 13789641, 17889264, 18386188, 27579282, 36772376, 41368923, 55158564, 73544752, 82737846, 110317128, 165475692, 220634256, 330951384, 661902768]

約数ペア:

[(1, 661902768), (2, 330951384), (3, 220634256), (4, 165475692), (6, 110317128), (8, 82737846), (9, 73544752), (12, 55158564), (16, 41368923), (18, 36772376), (24, 27579282), (36, 18386188), (37, 17889264), (48, 13789641), (72, 9193094), (74, 8944632), (111, 5963088), (144, 4596547), (148, 4472316), (222, 2981544), (296, 2236158), (333, 1987696), (444, 1490772), (592, 1118079), (666, 993848), (888, 745386), (1332, 496924), (1776, 372693), (2664, 248462), (5328, 124231)]