81303696

素因数分解:

$2^4\times 3^3\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 120

約数和(自身を含む): 241408160

約数和(自身を除く): 160104464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 67, 72, 106, 108, 134, 144, 159, 201, 212, 216, 268, 318, 402, 424, 432, 477, 536, 603, 636, 804, 848, 954, 1072, 1206, 1272, 1431, 1608, 1809, 1908, 2412, 2544, 2809, 2862, 3216, 3551, 3618, 3816, 4824, 5618, 5724, 7102, 7236, 7632, 8427, 9648, 10653, 11236, 11448, 14204, 14472, 16854, 21306, 22472, 22896, 25281, 28408, 28944, 31959, 33708, 42612, 44944, 50562, 56816, 63918, 67416, 75843, 85224, 95877, 101124, 127836, 134832, 151686, 170448, 188203, 191754, 202248, 255672, 303372, 376406, 383508, 404496, 511344, 564609, 606744, 752812, 767016, 1129218, 1213488, 1505624, 1534032, 1693827, 2258436, 3011248, 3387654, 4516872, 5081481, 6775308, 9033744, 10162962, 13550616, 20325924, 27101232, 40651848, 81303696]

約数ペア:

[(1, 81303696), (2, 40651848), (3, 27101232), (4, 20325924), (6, 13550616), (8, 10162962), (9, 9033744), (12, 6775308), (16, 5081481), (18, 4516872), (24, 3387654), (27, 3011248), (36, 2258436), (48, 1693827), (53, 1534032), (54, 1505624), (67, 1213488), (72, 1129218), (106, 767016), (108, 752812), (134, 606744), (144, 564609), (159, 511344), (201, 404496), (212, 383508), (216, 376406), (268, 303372), (318, 255672), (402, 202248), (424, 191754), (432, 188203), (477, 170448), (536, 151686), (603, 134832), (636, 127836), (804, 101124), (848, 95877), (954, 85224), (1072, 75843), (1206, 67416), (1272, 63918), (1431, 56816), (1608, 50562), (1809, 44944), (1908, 42612), (2412, 33708), (2544, 31959), (2809, 28944), (2862, 28408), (3216, 25281), (3551, 22896), (3618, 22472), (3816, 21306), (4824, 16854), (5618, 14472), (5724, 14204), (7102, 11448), (7236, 11236), (7632, 10653), (8427, 9648)]