65312040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 205470720

約数和(自身を除く): 140158680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 97, 120, 124, 155, 181, 186, 194, 248, 291, 310, 362, 372, 388, 465, 485, 543, 582, 620, 724, 744, 776, 905, 930, 970, 1086, 1164, 1240, 1448, 1455, 1810, 1860, 1940, 2172, 2328, 2715, 2910, 3007, 3620, 3720, 3880, 4344, 5430, 5611, 5820, 6014, 7240, 9021, 10860, 11222, 11640, 12028, 15035, 16833, 17557, 18042, 21720, 22444, 24056, 28055, 30070, 33666, 35114, 36084, 44888, 45105, 52671, 56110, 60140, 67332, 70228, 72168, 84165, 87785, 90210, 105342, 112220, 120280, 134664, 140456, 168330, 175570, 180420, 210684, 224440, 263355, 336660, 351140, 360840, 421368, 526710, 544267, 673320, 702280, 1053420, 1088534, 1632801, 2106840, 2177068, 2721335, 3265602, 4354136, 5442670, 6531204, 8164005, 10885340, 13062408, 16328010, 21770680, 32656020, 65312040]

約数ペア:

[(1, 65312040), (2, 32656020), (3, 21770680), (4, 16328010), (5, 13062408), (6, 10885340), (8, 8164005), (10, 6531204), (12, 5442670), (15, 4354136), (20, 3265602), (24, 2721335), (30, 2177068), (31, 2106840), (40, 1632801), (60, 1088534), (62, 1053420), (93, 702280), (97, 673320), (120, 544267), (124, 526710), (155, 421368), (181, 360840), (186, 351140), (194, 336660), (248, 263355), (291, 224440), (310, 210684), (362, 180420), (372, 175570), (388, 168330), (465, 140456), (485, 134664), (543, 120280), (582, 112220), (620, 105342), (724, 90210), (744, 87785), (776, 84165), (905, 72168), (930, 70228), (970, 67332), (1086, 60140), (1164, 56110), (1240, 52671), (1448, 45105), (1455, 44888), (1810, 36084), (1860, 35114), (1940, 33666), (2172, 30070), (2328, 28055), (2715, 24056), (2910, 22444), (3007, 21720), (3620, 18042), (3720, 17557), (3880, 16833), (4344, 15035), (5430, 12028), (5611, 11640), (5820, 11222), (6014, 10860), (7240, 9021)]