139909840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1091}}^1$

素因数の和:1340

約数の個数: 80

約数和(自身を含む): 373726080

約数和(自身を除く): 233816240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1091, 1145, 1603, 1832, 2182, 2290, 3206, 3664, 4364, 4580, 5455, 6412, 7637, 8015, 8728, 9160, 10910, 12824, 15274, 16030, 17456, 18320, 21820, 25648, 30548, 32060, 38185, 43640, 61096, 64120, 76370, 87280, 122192, 128240, 152740, 249839, 305480, 499678, 610960, 999356, 1249195, 1748873, 1998712, 2498390, 3497746, 3997424, 4996780, 6995492, 8744365, 9993560, 13990984, 17488730, 19987120, 27981968, 34977460, 69954920, 139909840]

約数ペア:

[(1, 139909840), (2, 69954920), (4, 34977460), (5, 27981968), (7, 19987120), (8, 17488730), (10, 13990984), (14, 9993560), (16, 8744365), (20, 6995492), (28, 4996780), (35, 3997424), (40, 3497746), (56, 2498390), (70, 1998712), (80, 1748873), (112, 1249195), (140, 999356), (229, 610960), (280, 499678), (458, 305480), (560, 249839), (916, 152740), (1091, 128240), (1145, 122192), (1603, 87280), (1832, 76370), (2182, 64120), (2290, 61096), (3206, 43640), (3664, 38185), (4364, 32060), (4580, 30548), (5455, 25648), (6412, 21820), (7637, 18320), (8015, 17456), (8728, 16030), (9160, 15274), (10910, 12824)]