15161580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{191}}^1$

素因数の和:226

約数の個数: 180

約数和(自身を含む): 55617408

約数和(自身を除く): 40455828

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 191, 196, 210, 245, 252, 270, 294, 315, 324, 378, 382, 405, 420, 441, 490, 540, 567, 573, 588, 630, 735, 756, 764, 810, 882, 945, 955, 980, 1134, 1146, 1260, 1323, 1337, 1470, 1620, 1719, 1764, 1890, 1910, 2205, 2268, 2292, 2646, 2674, 2835, 2865, 2940, 3438, 3780, 3820, 3969, 4011, 4410, 5157, 5292, 5348, 5670, 5730, 6615, 6685, 6876, 7938, 8022, 8595, 8820, 9359, 10314, 11340, 11460, 12033, 13230, 13370, 15471, 15876, 16044, 17190, 18718, 19845, 20055, 20628, 24066, 25785, 26460, 26740, 28077, 30942, 34380, 36099, 37436, 39690, 40110, 46795, 48132, 51570, 56154, 60165, 61884, 72198, 77355, 79380, 80220, 84231, 93590, 103140, 108297, 112308, 120330, 140385, 144396, 154710, 168462, 180495, 187180, 216594, 240660, 252693, 280770, 309420, 336924, 360990, 421155, 433188, 505386, 541485, 561540, 721980, 758079, 842310, 1010772, 1082970, 1263465, 1516158, 1684620, 2165940, 2526930, 3032316, 3790395, 5053860, 7580790, 15161580]

約数ペア:

[(1, 15161580), (2, 7580790), (3, 5053860), (4, 3790395), (5, 3032316), (6, 2526930), (7, 2165940), (9, 1684620), (10, 1516158), (12, 1263465), (14, 1082970), (15, 1010772), (18, 842310), (20, 758079), (21, 721980), (27, 561540), (28, 541485), (30, 505386), (35, 433188), (36, 421155), (42, 360990), (45, 336924), (49, 309420), (54, 280770), (60, 252693), (63, 240660), (70, 216594), (81, 187180), (84, 180495), (90, 168462), (98, 154710), (105, 144396), (108, 140385), (126, 120330), (135, 112308), (140, 108297), (147, 103140), (162, 93590), (180, 84231), (189, 80220), (191, 79380), (196, 77355), (210, 72198), (245, 61884), (252, 60165), (270, 56154), (294, 51570), (315, 48132), (324, 46795), (378, 40110), (382, 39690), (405, 37436), (420, 36099), (441, 34380), (490, 30942), (540, 28077), (567, 26740), (573, 26460), (588, 25785), (630, 24066), (735, 20628), (756, 20055), (764, 19845), (810, 18718), (882, 17190), (945, 16044), (955, 15876), (980, 15471), (1134, 13370), (1146, 13230), (1260, 12033), (1323, 11460), (1337, 11340), (1470, 10314), (1620, 9359), (1719, 8820), (1764, 8595), (1890, 8022), (1910, 7938), (2205, 6876), (2268, 6685), (2292, 6615), (2646, 5730), (2674, 5670), (2835, 5348), (2865, 5292), (2940, 5157), (3438, 4410), (3780, 4011), (3820, 3969)]