66611340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19477}}^1$

素因数の和:19511

約数の個数: 72

約数和(自身を含む): 212699760

約数和(自身を除く): 146088420

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, 19477, 38954, 58431, 77908, 97385, 116862, 175293, 194770, 233724, 292155, 350586, 370063, 389540, 584310, 701172, 740126, 876465, 1110189, 1168620, 1480252, 1752930, 1850315, 2220378, 3330567, 3505860, 3700630, 4440756, 5550945, 6661134, 7401260, 11101890, 13322268, 16652835, 22203780, 33305670, 66611340]

約数ペア:

[(1, 66611340), (2, 33305670), (3, 22203780), (4, 16652835), (5, 13322268), (6, 11101890), (9, 7401260), (10, 6661134), (12, 5550945), (15, 4440756), (18, 3700630), (19, 3505860), (20, 3330567), (30, 2220378), (36, 1850315), (38, 1752930), (45, 1480252), (57, 1168620), (60, 1110189), (76, 876465), (90, 740126), (95, 701172), (114, 584310), (171, 389540), (180, 370063), (190, 350586), (228, 292155), (285, 233724), (342, 194770), (380, 175293), (570, 116862), (684, 97385), (855, 77908), (1140, 58431), (1710, 38954), (3420, 19477)]