15861456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 120

約数和(自身を含む): 49311080

約数和(自身を除く): 33449624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 37, 39, 48, 52, 72, 74, 78, 104, 111, 117, 144, 148, 156, 208, 222, 229, 234, 296, 312, 333, 444, 458, 468, 481, 592, 624, 666, 687, 888, 916, 936, 962, 1332, 1374, 1443, 1776, 1832, 1872, 1924, 2061, 2664, 2748, 2886, 2977, 3664, 3848, 4122, 4329, 5328, 5496, 5772, 5954, 7696, 8244, 8473, 8658, 8931, 10992, 11544, 11908, 16488, 16946, 17316, 17862, 23088, 23816, 25419, 26793, 32976, 33892, 34632, 35724, 47632, 50838, 53586, 67784, 69264, 71448, 76257, 101676, 107172, 110149, 135568, 142896, 152514, 203352, 214344, 220298, 305028, 330447, 406704, 428688, 440596, 610056, 660894, 881192, 991341, 1220112, 1321788, 1762384, 1982682, 2643576, 3965364, 5287152, 7930728, 15861456]

約数ペア:

[(1, 15861456), (2, 7930728), (3, 5287152), (4, 3965364), (6, 2643576), (8, 1982682), (9, 1762384), (12, 1321788), (13, 1220112), (16, 991341), (18, 881192), (24, 660894), (26, 610056), (36, 440596), (37, 428688), (39, 406704), (48, 330447), (52, 305028), (72, 220298), (74, 214344), (78, 203352), (104, 152514), (111, 142896), (117, 135568), (144, 110149), (148, 107172), (156, 101676), (208, 76257), (222, 71448), (229, 69264), (234, 67784), (296, 53586), (312, 50838), (333, 47632), (444, 35724), (458, 34632), (468, 33892), (481, 32976), (592, 26793), (624, 25419), (666, 23816), (687, 23088), (888, 17862), (916, 17316), (936, 16946), (962, 16488), (1332, 11908), (1374, 11544), (1443, 10992), (1776, 8931), (1832, 8658), (1872, 8473), (1924, 8244), (2061, 7696), (2664, 5954), (2748, 5772), (2886, 5496), (2977, 5328), (3664, 4329), (3848, 4122)]