161506968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:421

約数の個数: 128

約数和(自身を含む): 479846400

約数和(自身を除く): 318339432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 79, 84, 86, 129, 158, 168, 172, 237, 258, 283, 301, 316, 344, 474, 516, 553, 566, 602, 632, 849, 903, 948, 1032, 1106, 1132, 1204, 1659, 1698, 1806, 1896, 1981, 2212, 2264, 2408, 3318, 3396, 3397, 3612, 3962, 4424, 5943, 6636, 6792, 6794, 7224, 7924, 10191, 11886, 12169, 13272, 13588, 15848, 20382, 22357, 23772, 23779, 24338, 27176, 36507, 40764, 44714, 47544, 47558, 48676, 67071, 71337, 73014, 81528, 85183, 89428, 95116, 97352, 134142, 142674, 146028, 156499, 170366, 178856, 190232, 255549, 268284, 285348, 292056, 312998, 340732, 469497, 511098, 536568, 570696, 625996, 681464, 938994, 961351, 1022196, 1251992, 1877988, 1922702, 2044392, 2884053, 3755976, 3845404, 5768106, 6729457, 7690808, 11536212, 13458914, 20188371, 23072424, 26917828, 40376742, 53835656, 80753484, 161506968]

約数ペア:

[(1, 161506968), (2, 80753484), (3, 53835656), (4, 40376742), (6, 26917828), (7, 23072424), (8, 20188371), (12, 13458914), (14, 11536212), (21, 7690808), (24, 6729457), (28, 5768106), (42, 3845404), (43, 3755976), (56, 2884053), (79, 2044392), (84, 1922702), (86, 1877988), (129, 1251992), (158, 1022196), (168, 961351), (172, 938994), (237, 681464), (258, 625996), (283, 570696), (301, 536568), (316, 511098), (344, 469497), (474, 340732), (516, 312998), (553, 292056), (566, 285348), (602, 268284), (632, 255549), (849, 190232), (903, 178856), (948, 170366), (1032, 156499), (1106, 146028), (1132, 142674), (1204, 134142), (1659, 97352), (1698, 95116), (1806, 89428), (1896, 85183), (1981, 81528), (2212, 73014), (2264, 71337), (2408, 67071), (3318, 48676), (3396, 47558), (3397, 47544), (3612, 44714), (3962, 40764), (4424, 36507), (5943, 27176), (6636, 24338), (6792, 23779), (6794, 23772), (7224, 22357), (7924, 20382), (10191, 15848), (11886, 13588), (12169, 13272)]