348330880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 873250560

約数和(自身を除く): 524919680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 128, 155, 160, 181, 194, 248, 310, 320, 362, 388, 485, 496, 620, 640, 724, 776, 905, 970, 992, 1240, 1448, 1552, 1810, 1940, 1984, 2480, 2896, 3007, 3104, 3620, 3880, 3968, 4960, 5611, 5792, 6014, 6208, 7240, 7760, 9920, 11222, 11584, 12028, 12416, 14480, 15035, 15520, 17557, 19840, 22444, 23168, 24056, 28055, 28960, 30070, 31040, 35114, 44888, 48112, 56110, 57920, 60140, 62080, 70228, 87785, 89776, 96224, 112220, 115840, 120280, 140456, 175570, 179552, 192448, 224440, 240560, 280912, 351140, 359104, 384896, 448880, 481120, 544267, 561824, 702280, 718208, 897760, 962240, 1088534, 1123648, 1404560, 1795520, 1924480, 2177068, 2247296, 2721335, 2809120, 3591040, 4354136, 5442670, 5618240, 8708272, 10885340, 11236480, 17416544, 21770680, 34833088, 43541360, 69666176, 87082720, 174165440, 348330880]

約数ペア:

[(1, 348330880), (2, 174165440), (4, 87082720), (5, 69666176), (8, 43541360), (10, 34833088), (16, 21770680), (20, 17416544), (31, 11236480), (32, 10885340), (40, 8708272), (62, 5618240), (64, 5442670), (80, 4354136), (97, 3591040), (124, 2809120), (128, 2721335), (155, 2247296), (160, 2177068), (181, 1924480), (194, 1795520), (248, 1404560), (310, 1123648), (320, 1088534), (362, 962240), (388, 897760), (485, 718208), (496, 702280), (620, 561824), (640, 544267), (724, 481120), (776, 448880), (905, 384896), (970, 359104), (992, 351140), (1240, 280912), (1448, 240560), (1552, 224440), (1810, 192448), (1940, 179552), (1984, 175570), (2480, 140456), (2896, 120280), (3007, 115840), (3104, 112220), (3620, 96224), (3880, 89776), (3968, 87785), (4960, 70228), (5611, 62080), (5792, 60140), (6014, 57920), (6208, 56110), (7240, 48112), (7760, 44888), (9920, 35114), (11222, 31040), (11584, 30070), (12028, 28960), (12416, 28055), (14480, 24056), (15035, 23168), (15520, 22444), (17557, 19840)]