261248160

素因数分解:

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

素因数の和:327

約数の個数: 192

約数和(自身を含む): 862977024

約数和(自身を除く): 601728864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 97, 120, 124, 155, 160, 181, 186, 194, 240, 248, 291, 310, 362, 372, 388, 465, 480, 485, 496, 543, 582, 620, 724, 744, 776, 905, 930, 970, 992, 1086, 1164, 1240, 1448, 1455, 1488, 1552, 1810, 1860, 1940, 2172, 2328, 2480, 2715, 2896, 2910, 2976, 3007, 3104, 3620, 3720, 3880, 4344, 4656, 4960, 5430, 5611, 5792, 5820, 6014, 7240, 7440, 7760, 8688, 9021, 9312, 10860, 11222, 11640, 12028, 14480, 14880, 15035, 15520, 16833, 17376, 17557, 18042, 21720, 22444, 23280, 24056, 28055, 28960, 30070, 33666, 35114, 36084, 43440, 44888, 45105, 46560, 48112, 52671, 56110, 60140, 67332, 70228, 72168, 84165, 86880, 87785, 89776, 90210, 96224, 105342, 112220, 120280, 134664, 140456, 144336, 168330, 175570, 179552, 180420, 210684, 224440, 240560, 263355, 269328, 280912, 288672, 336660, 351140, 360840, 421368, 448880, 481120, 526710, 538656, 544267, 561824, 673320, 702280, 721680, 842736, 897760, 1053420, 1088534, 1346640, 1404560, 1443360, 1632801, 1685472, 2106840, 2177068, 2693280, 2721335, 2809120, 3265602, 4213680, 4354136, 5442670, 6531204, 8164005, 8427360, 8708272, 10885340, 13062408, 16328010, 17416544, 21770680, 26124816, 32656020, 43541360, 52249632, 65312040, 87082720, 130624080, 261248160]

約数ペア:

[(1, 261248160), (2, 130624080), (3, 87082720), (4, 65312040), (5, 52249632), (6, 43541360), (8, 32656020), (10, 26124816), (12, 21770680), (15, 17416544), (16, 16328010), (20, 13062408), (24, 10885340), (30, 8708272), (31, 8427360), (32, 8164005), (40, 6531204), (48, 5442670), (60, 4354136), (62, 4213680), (80, 3265602), (93, 2809120), (96, 2721335), (97, 2693280), (120, 2177068), (124, 2106840), (155, 1685472), (160, 1632801), (181, 1443360), (186, 1404560), (194, 1346640), (240, 1088534), (248, 1053420), (291, 897760), (310, 842736), (362, 721680), (372, 702280), (388, 673320), (465, 561824), (480, 544267), (485, 538656), (496, 526710), (543, 481120), (582, 448880), (620, 421368), (724, 360840), (744, 351140), (776, 336660), (905, 288672), (930, 280912), (970, 269328), (992, 263355), (1086, 240560), (1164, 224440), (1240, 210684), (1448, 180420), (1455, 179552), (1488, 175570), (1552, 168330), (1810, 144336), (1860, 140456), (1940, 134664), (2172, 120280), (2328, 112220), (2480, 105342), (2715, 96224), (2896, 90210), (2910, 89776), (2976, 87785), (3007, 86880), (3104, 84165), (3620, 72168), (3720, 70228), (3880, 67332), (4344, 60140), (4656, 56110), (4960, 52671), (5430, 48112), (5611, 46560), (5792, 45105), (5820, 44888), (6014, 43440), (7240, 36084), (7440, 35114), (7760, 33666), (8688, 30070), (9021, 28960), (9312, 28055), (10860, 24056), (11222, 23280), (11640, 22444), (12028, 21720), (14480, 18042), (14880, 17557), (15035, 17376), (15520, 16833)]