68017716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 130114764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 71, 78, 89, 92, 117, 138, 142, 156, 178, 207, 213, 234, 267, 276, 284, 299, 356, 414, 426, 468, 534, 598, 639, 801, 828, 852, 897, 923, 1068, 1157, 1196, 1278, 1602, 1633, 1794, 1846, 2047, 2314, 2556, 2691, 2769, 3204, 3266, 3471, 3588, 3692, 4094, 4628, 4899, 5382, 5538, 6141, 6319, 6532, 6942, 8188, 8307, 9798, 10413, 10764, 11076, 12282, 12638, 13884, 14697, 16614, 18423, 18957, 19596, 20826, 21229, 24564, 25276, 26611, 29394, 33228, 36846, 37914, 41652, 42458, 53222, 56871, 58788, 63687, 73692, 75828, 79833, 82147, 84916, 106444, 113742, 127374, 145337, 159666, 164294, 191061, 227484, 239499, 246441, 254748, 290674, 319332, 328588, 382122, 436011, 478998, 492882, 581348, 739323, 764244, 872022, 957996, 985764, 1308033, 1478646, 1744044, 1889381, 2616066, 2957292, 3778762, 5232132, 5668143, 7557524, 11336286, 17004429, 22672572, 34008858, 68017716]

約数ペア:

[(1, 68017716), (2, 34008858), (3, 22672572), (4, 17004429), (6, 11336286), (9, 7557524), (12, 5668143), (13, 5232132), (18, 3778762), (23, 2957292), (26, 2616066), (36, 1889381), (39, 1744044), (46, 1478646), (52, 1308033), (69, 985764), (71, 957996), (78, 872022), (89, 764244), (92, 739323), (117, 581348), (138, 492882), (142, 478998), (156, 436011), (178, 382122), (207, 328588), (213, 319332), (234, 290674), (267, 254748), (276, 246441), (284, 239499), (299, 227484), (356, 191061), (414, 164294), (426, 159666), (468, 145337), (534, 127374), (598, 113742), (639, 106444), (801, 84916), (828, 82147), (852, 79833), (897, 75828), (923, 73692), (1068, 63687), (1157, 58788), (1196, 56871), (1278, 53222), (1602, 42458), (1633, 41652), (1794, 37914), (1846, 36846), (2047, 33228), (2314, 29394), (2556, 26611), (2691, 25276), (2769, 24564), (3204, 21229), (3266, 20826), (3471, 19596), (3588, 18957), (3692, 18423), (4094, 16614), (4628, 14697), (4899, 13884), (5382, 12638), (5538, 12282), (6141, 11076), (6319, 10764), (6532, 10413), (6942, 9798), (8188, 8307)]