42666456

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 127872000

約数和(自身を除く): 85205544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 71, 73, 84, 98, 142, 146, 147, 168, 196, 213, 219, 284, 292, 294, 343, 392, 426, 438, 497, 511, 568, 584, 588, 686, 852, 876, 994, 1022, 1029, 1176, 1372, 1491, 1533, 1704, 1752, 1988, 2044, 2058, 2744, 2982, 3066, 3479, 3577, 3976, 4088, 4116, 5183, 5964, 6132, 6958, 7154, 8232, 10366, 10437, 10731, 11928, 12264, 13916, 14308, 15549, 20732, 20874, 21462, 24353, 25039, 27832, 28616, 31098, 36281, 41464, 41748, 42924, 48706, 50078, 62196, 72562, 73059, 75117, 83496, 85848, 97412, 100156, 108843, 124392, 145124, 146118, 150234, 194824, 200312, 217686, 253967, 290248, 292236, 300468, 435372, 507934, 584472, 600936, 761901, 870744, 1015868, 1523802, 1777769, 2031736, 3047604, 3555538, 5333307, 6095208, 7111076, 10666614, 14222152, 21333228, 42666456]

約数ペア:

[(1, 42666456), (2, 21333228), (3, 14222152), (4, 10666614), (6, 7111076), (7, 6095208), (8, 5333307), (12, 3555538), (14, 3047604), (21, 2031736), (24, 1777769), (28, 1523802), (42, 1015868), (49, 870744), (56, 761901), (71, 600936), (73, 584472), (84, 507934), (98, 435372), (142, 300468), (146, 292236), (147, 290248), (168, 253967), (196, 217686), (213, 200312), (219, 194824), (284, 150234), (292, 146118), (294, 145124), (343, 124392), (392, 108843), (426, 100156), (438, 97412), (497, 85848), (511, 83496), (568, 75117), (584, 73059), (588, 72562), (686, 62196), (852, 50078), (876, 48706), (994, 42924), (1022, 41748), (1029, 41464), (1176, 36281), (1372, 31098), (1491, 28616), (1533, 27832), (1704, 25039), (1752, 24353), (1988, 21462), (2044, 20874), (2058, 20732), (2744, 15549), (2982, 14308), (3066, 13916), (3479, 12264), (3577, 11928), (3976, 10731), (4088, 10437), (4116, 10366), (5183, 8232), (5964, 7154), (6132, 6958)]