12255880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 35674020

約数和(自身を除く): 23418140

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 49, 52, 56, 65, 70, 74, 91, 98, 104, 130, 140, 148, 169, 182, 185, 196, 245, 259, 260, 280, 296, 338, 364, 370, 392, 455, 481, 490, 518, 520, 637, 676, 728, 740, 845, 910, 962, 980, 1036, 1183, 1274, 1295, 1352, 1480, 1690, 1813, 1820, 1924, 1960, 2072, 2366, 2405, 2548, 2590, 3185, 3367, 3380, 3626, 3640, 3848, 4732, 4810, 5096, 5180, 5915, 6253, 6370, 6734, 6760, 7252, 8281, 9065, 9464, 9620, 10360, 11830, 12506, 12740, 13468, 14504, 16562, 16835, 18130, 19240, 23569, 23660, 25012, 25480, 26936, 31265, 33124, 33670, 36260, 41405, 43771, 47138, 47320, 50024, 62530, 66248, 67340, 72520, 82810, 87542, 94276, 117845, 125060, 134680, 165620, 175084, 188552, 218855, 235690, 250120, 306397, 331240, 350168, 437710, 471380, 612794, 875420, 942760, 1225588, 1531985, 1750840, 2451176, 3063970, 6127940, 12255880]

約数ペア:

[(1, 12255880), (2, 6127940), (4, 3063970), (5, 2451176), (7, 1750840), (8, 1531985), (10, 1225588), (13, 942760), (14, 875420), (20, 612794), (26, 471380), (28, 437710), (35, 350168), (37, 331240), (40, 306397), (49, 250120), (52, 235690), (56, 218855), (65, 188552), (70, 175084), (74, 165620), (91, 134680), (98, 125060), (104, 117845), (130, 94276), (140, 87542), (148, 82810), (169, 72520), (182, 67340), (185, 66248), (196, 62530), (245, 50024), (259, 47320), (260, 47138), (280, 43771), (296, 41405), (338, 36260), (364, 33670), (370, 33124), (392, 31265), (455, 26936), (481, 25480), (490, 25012), (518, 23660), (520, 23569), (637, 19240), (676, 18130), (728, 16835), (740, 16562), (845, 14504), (910, 13468), (962, 12740), (980, 12506), (1036, 11830), (1183, 10360), (1274, 9620), (1295, 9464), (1352, 9065), (1480, 8281), (1690, 7252), (1813, 6760), (1820, 6734), (1924, 6370), (1960, 6253), (2072, 5915), (2366, 5180), (2405, 5096), (2548, 4810), (2590, 4732), (3185, 3848), (3367, 3640), (3380, 3626)]