161260008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1$

素因数の和:1647

約数の個数: 128

約数和(自身を含む): 507064320

約数和(自身を除く): 345804312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 47, 52, 56, 78, 84, 91, 94, 104, 141, 156, 168, 182, 188, 273, 282, 312, 329, 364, 376, 546, 564, 611, 658, 728, 987, 1092, 1128, 1222, 1316, 1571, 1833, 1974, 2184, 2444, 2632, 3142, 3666, 3948, 4277, 4713, 4888, 6284, 7332, 7896, 8554, 9426, 10997, 12568, 12831, 14664, 17108, 18852, 20423, 21994, 25662, 32991, 34216, 37704, 40846, 43988, 51324, 61269, 65982, 73837, 81692, 87976, 102648, 122538, 131964, 142961, 147674, 163384, 221511, 245076, 263928, 285922, 295348, 428883, 443022, 490152, 516859, 571844, 590696, 857766, 886044, 959881, 1033718, 1143688, 1550577, 1715532, 1772088, 1919762, 2067436, 2879643, 3101154, 3431064, 3839524, 4134872, 5759286, 6202308, 6719167, 7679048, 11518572, 12404616, 13438334, 20157501, 23037144, 26876668, 40315002, 53753336, 80630004, 161260008]

約数ペア:

[(1, 161260008), (2, 80630004), (3, 53753336), (4, 40315002), (6, 26876668), (7, 23037144), (8, 20157501), (12, 13438334), (13, 12404616), (14, 11518572), (21, 7679048), (24, 6719167), (26, 6202308), (28, 5759286), (39, 4134872), (42, 3839524), (47, 3431064), (52, 3101154), (56, 2879643), (78, 2067436), (84, 1919762), (91, 1772088), (94, 1715532), (104, 1550577), (141, 1143688), (156, 1033718), (168, 959881), (182, 886044), (188, 857766), (273, 590696), (282, 571844), (312, 516859), (329, 490152), (364, 443022), (376, 428883), (546, 295348), (564, 285922), (611, 263928), (658, 245076), (728, 221511), (987, 163384), (1092, 147674), (1128, 142961), (1222, 131964), (1316, 122538), (1571, 102648), (1833, 87976), (1974, 81692), (2184, 73837), (2444, 65982), (2632, 61269), (3142, 51324), (3666, 43988), (3948, 40846), (4277, 37704), (4713, 34216), (4888, 32991), (6284, 25662), (7332, 21994), (7896, 20423), (8554, 18852), (9426, 17108), (10997, 14664), (12568, 12831)]