66317220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19391}}^1$

素因数の和:19425

約数の個数: 72

約数和(自身を含む): 211760640

約数和(自身を除く): 145443420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19391, 38782, 58173, 77564, 96955, 116346, 174519, 193910, 232692, 290865, 349038, 368429, 387820, 581730, 698076, 736858, 872595, 1105287, 1163460, 1473716, 1745190, 1842145, 2210574, 3315861, 3490380, 3684290, 4421148, 5526435, 6631722, 7368580, 11052870, 13263444, 16579305, 22105740, 33158610, 66317220]

約数ペア:

[(1, 66317220), (2, 33158610), (3, 22105740), (4, 16579305), (5, 13263444), (6, 11052870), (9, 7368580), (10, 6631722), (12, 5526435), (15, 4421148), (18, 3684290), (19, 3490380), (20, 3315861), (30, 2210574), (36, 1842145), (38, 1745190), (45, 1473716), (57, 1163460), (60, 1105287), (76, 872595), (90, 736858), (95, 698076), (114, 581730), (171, 387820), (180, 368429), (190, 349038), (228, 290865), (285, 232692), (342, 193910), (380, 174519), (570, 116346), (684, 96955), (855, 77564), (1140, 58173), (1710, 38782), (3420, 19391)]