12580260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 44815680

約数和(自身を除く): 32235420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 389, 420, 462, 490, 539, 588, 660, 735, 770, 778, 924, 980, 1078, 1155, 1167, 1470, 1540, 1556, 1617, 1945, 2156, 2310, 2334, 2695, 2723, 2940, 3234, 3890, 4279, 4620, 4668, 5390, 5446, 5835, 6468, 7780, 8085, 8169, 8558, 10780, 10892, 11670, 12837, 13615, 16170, 16338, 17116, 19061, 21395, 23340, 25674, 27230, 29953, 32340, 32676, 38122, 40845, 42790, 51348, 54460, 57183, 59906, 64185, 76244, 81690, 85580, 89859, 95305, 114366, 119812, 128370, 149765, 163380, 179718, 190610, 209671, 228732, 256740, 285915, 299530, 359436, 381220, 419342, 449295, 571830, 599060, 629013, 838684, 898590, 1048355, 1143660, 1258026, 1797180, 2096710, 2516052, 3145065, 4193420, 6290130, 12580260]

約数ペア:

[(1, 12580260), (2, 6290130), (3, 4193420), (4, 3145065), (5, 2516052), (6, 2096710), (7, 1797180), (10, 1258026), (11, 1143660), (12, 1048355), (14, 898590), (15, 838684), (20, 629013), (21, 599060), (22, 571830), (28, 449295), (30, 419342), (33, 381220), (35, 359436), (42, 299530), (44, 285915), (49, 256740), (55, 228732), (60, 209671), (66, 190610), (70, 179718), (77, 163380), (84, 149765), (98, 128370), (105, 119812), (110, 114366), (132, 95305), (140, 89859), (147, 85580), (154, 81690), (165, 76244), (196, 64185), (210, 59906), (220, 57183), (231, 54460), (245, 51348), (294, 42790), (308, 40845), (330, 38122), (385, 32676), (389, 32340), (420, 29953), (462, 27230), (490, 25674), (539, 23340), (588, 21395), (660, 19061), (735, 17116), (770, 16338), (778, 16170), (924, 13615), (980, 12837), (1078, 11670), (1155, 10892), (1167, 10780), (1470, 8558), (1540, 8169), (1556, 8085), (1617, 7780), (1945, 6468), (2156, 5835), (2310, 5446), (2334, 5390), (2695, 4668), (2723, 4620), (2940, 4279), (3234, 3890)]