53721720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{883}}^1$

素因数の和:926

約数の個数: 144

約数和(自身を含む): 189273240

約数和(自身を除く): 135551520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 883, 936, 1014, 1170, 1352, 1521, 1560, 1690, 1766, 2028, 2340, 2535, 2649, 3042, 3380, 3532, 4056, 4415, 4680, 5070, 5298, 6084, 6760, 7064, 7605, 7947, 8830, 10140, 10596, 11479, 12168, 13245, 15210, 15894, 17660, 20280, 21192, 22958, 26490, 30420, 31788, 34437, 35320, 39735, 45916, 52980, 57395, 60840, 63576, 68874, 79470, 91832, 103311, 105960, 114790, 137748, 149227, 158940, 172185, 206622, 229580, 275496, 298454, 317880, 344370, 413244, 447681, 459160, 516555, 596908, 688740, 746135, 826488, 895362, 1033110, 1193816, 1343043, 1377480, 1492270, 1790724, 2066220, 2238405, 2686086, 2984540, 3581448, 4132440, 4476810, 5372172, 5969080, 6715215, 8953620, 10744344, 13430430, 17907240, 26860860, 53721720]

約数ペア:

[(1, 53721720), (2, 26860860), (3, 17907240), (4, 13430430), (5, 10744344), (6, 8953620), (8, 6715215), (9, 5969080), (10, 5372172), (12, 4476810), (13, 4132440), (15, 3581448), (18, 2984540), (20, 2686086), (24, 2238405), (26, 2066220), (30, 1790724), (36, 1492270), (39, 1377480), (40, 1343043), (45, 1193816), (52, 1033110), (60, 895362), (65, 826488), (72, 746135), (78, 688740), (90, 596908), (104, 516555), (117, 459160), (120, 447681), (130, 413244), (156, 344370), (169, 317880), (180, 298454), (195, 275496), (234, 229580), (260, 206622), (312, 172185), (338, 158940), (360, 149227), (390, 137748), (468, 114790), (507, 105960), (520, 103311), (585, 91832), (676, 79470), (780, 68874), (845, 63576), (883, 60840), (936, 57395), (1014, 52980), (1170, 45916), (1352, 39735), (1521, 35320), (1560, 34437), (1690, 31788), (1766, 30420), (2028, 26490), (2340, 22958), (2535, 21192), (2649, 20280), (3042, 17660), (3380, 15894), (3532, 15210), (4056, 13245), (4415, 12168), (4680, 11479), (5070, 10596), (5298, 10140), (6084, 8830), (6760, 7947), (7064, 7605)]