163966740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1366

約数の個数: 144

約数和(自身を含む): 546904512

約数和(自身を除く): 382937772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 602, 645, 735, 860, 903, 980, 1204, 1290, 1297, 1470, 1505, 1806, 2107, 2580, 2594, 2940, 3010, 3612, 3891, 4214, 4515, 5188, 6020, 6321, 6485, 7782, 8428, 9030, 9079, 10535, 12642, 12970, 15564, 18060, 18158, 19455, 21070, 25284, 25940, 27237, 31605, 36316, 38910, 42140, 45395, 54474, 55771, 63210, 63553, 77820, 90790, 108948, 111542, 126420, 127106, 136185, 167313, 181580, 190659, 223084, 254212, 272370, 278855, 317765, 334626, 381318, 390397, 544740, 557710, 635530, 669252, 762636, 780794, 836565, 953295, 1115420, 1171191, 1271060, 1561588, 1673130, 1906590, 1951985, 2342382, 2732779, 3346260, 3813180, 3903970, 4684764, 5465558, 5855955, 7807940, 8198337, 10931116, 11711910, 13663895, 16396674, 23423820, 27327790, 32793348, 40991685, 54655580, 81983370, 163966740]

約数ペア:

[(1, 163966740), (2, 81983370), (3, 54655580), (4, 40991685), (5, 32793348), (6, 27327790), (7, 23423820), (10, 16396674), (12, 13663895), (14, 11711910), (15, 10931116), (20, 8198337), (21, 7807940), (28, 5855955), (30, 5465558), (35, 4684764), (42, 3903970), (43, 3813180), (49, 3346260), (60, 2732779), (70, 2342382), (84, 1951985), (86, 1906590), (98, 1673130), (105, 1561588), (129, 1271060), (140, 1171191), (147, 1115420), (172, 953295), (196, 836565), (210, 780794), (215, 762636), (245, 669252), (258, 635530), (294, 557710), (301, 544740), (420, 390397), (430, 381318), (490, 334626), (516, 317765), (588, 278855), (602, 272370), (645, 254212), (735, 223084), (860, 190659), (903, 181580), (980, 167313), (1204, 136185), (1290, 127106), (1297, 126420), (1470, 111542), (1505, 108948), (1806, 90790), (2107, 77820), (2580, 63553), (2594, 63210), (2940, 55771), (3010, 54474), (3612, 45395), (3891, 42140), (4214, 38910), (4515, 36316), (5188, 31605), (6020, 27237), (6321, 25940), (6485, 25284), (7782, 21070), (8428, 19455), (9030, 18158), (9079, 18060), (10535, 15564), (12642, 12970)]