156918861920

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{977}}^1\times {\mathrm{11279}}^1$

素因数の和:12360

約数の個数: 96

約数和(自身を含む): 375303196800

約数和(自身を除く): 218384334880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 977, 1424, 1780, 1954, 2848, 3560, 3908, 4885, 7120, 7816, 9770, 11279, 14240, 15632, 19540, 22558, 31264, 39080, 45116, 56395, 78160, 86953, 90232, 112790, 156320, 173906, 180464, 225580, 347812, 360928, 434765, 451160, 695624, 869530, 902320, 1003831, 1391248, 1739060, 1804640, 2007662, 2782496, 3478120, 4015324, 5019155, 6956240, 8030648, 10038310, 11019583, 13912480, 16061296, 20076620, 22039166, 32122592, 40153240, 44078332, 55097915, 80306480, 88156664, 110195830, 160612960, 176313328, 220391660, 352626656, 440783320, 881566640, 980742887, 1763133280, 1961485774, 3922971548, 4903714435, 7845943096, 9807428870, 15691886192, 19614857740, 31383772384, 39229715480, 78459430960, 156918861920]

約数ペア:

[(1, 156918861920), (2, 78459430960), (4, 39229715480), (5, 31383772384), (8, 19614857740), (10, 15691886192), (16, 9807428870), (20, 7845943096), (32, 4903714435), (40, 3922971548), (80, 1961485774), (89, 1763133280), (160, 980742887), (178, 881566640), (356, 440783320), (445, 352626656), (712, 220391660), (890, 176313328), (977, 160612960), (1424, 110195830), (1780, 88156664), (1954, 80306480), (2848, 55097915), (3560, 44078332), (3908, 40153240), (4885, 32122592), (7120, 22039166), (7816, 20076620), (9770, 16061296), (11279, 13912480), (14240, 11019583), (15632, 10038310), (19540, 8030648), (22558, 6956240), (31264, 5019155), (39080, 4015324), (45116, 3478120), (56395, 2782496), (78160, 2007662), (86953, 1804640), (90232, 1739060), (112790, 1391248), (156320, 1003831), (173906, 902320), (180464, 869530), (225580, 695624), (347812, 451160), (360928, 434765)]