12725820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 41310360

約数和(自身を除く): 28584540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 61, 76, 90, 95, 114, 122, 171, 180, 183, 190, 228, 244, 285, 305, 342, 366, 380, 549, 570, 610, 684, 732, 855, 915, 1098, 1140, 1159, 1220, 1710, 1830, 2196, 2318, 2745, 3420, 3477, 3660, 3721, 4636, 5490, 5795, 6954, 7442, 10431, 10980, 11163, 11590, 13908, 14884, 17385, 18605, 20862, 22326, 23180, 33489, 34770, 37210, 41724, 44652, 52155, 55815, 66978, 69540, 70699, 74420, 104310, 111630, 133956, 141398, 167445, 208620, 212097, 223260, 282796, 334890, 353495, 424194, 636291, 669780, 706990, 848388, 1060485, 1272582, 1413980, 2120970, 2545164, 3181455, 4241940, 6362910, 12725820]

約数ペア:

[(1, 12725820), (2, 6362910), (3, 4241940), (4, 3181455), (5, 2545164), (6, 2120970), (9, 1413980), (10, 1272582), (12, 1060485), (15, 848388), (18, 706990), (19, 669780), (20, 636291), (30, 424194), (36, 353495), (38, 334890), (45, 282796), (57, 223260), (60, 212097), (61, 208620), (76, 167445), (90, 141398), (95, 133956), (114, 111630), (122, 104310), (171, 74420), (180, 70699), (183, 69540), (190, 66978), (228, 55815), (244, 52155), (285, 44652), (305, 41724), (342, 37210), (366, 34770), (380, 33489), (549, 23180), (570, 22326), (610, 20862), (684, 18605), (732, 17385), (855, 14884), (915, 13908), (1098, 11590), (1140, 11163), (1159, 10980), (1220, 10431), (1710, 7442), (1830, 6954), (2196, 5795), (2318, 5490), (2745, 4636), (3420, 3721), (3477, 3660)]