2912333440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 7235504640

約数和(自身を除く): 4323171200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 181, 248, 310, 320, 362, 496, 620, 640, 724, 811, 905, 992, 1240, 1448, 1622, 1810, 1984, 2480, 2896, 3244, 3620, 3968, 4055, 4960, 5611, 5792, 6488, 7240, 8110, 9920, 11222, 11584, 12976, 14480, 16220, 19840, 22444, 23168, 25141, 25952, 28055, 28960, 32440, 44888, 50282, 51904, 56110, 57920, 64880, 89776, 100564, 103808, 112220, 115840, 125705, 129760, 146791, 179552, 201128, 224440, 251410, 259520, 293582, 359104, 402256, 448880, 502820, 519040, 587164, 718208, 733955, 804512, 897760, 1005640, 1174328, 1467910, 1609024, 1795520, 2011280, 2348656, 2935820, 3218048, 3591040, 4022560, 4550521, 4697312, 5871640, 8045120, 9101042, 9394624, 11743280, 16090240, 18202084, 18789248, 22752605, 23486560, 36404168, 45505210, 46973120, 72808336, 91010420, 93946240, 145616672, 182020840, 291233344, 364041680, 582466688, 728083360, 1456166720, 2912333440]

約数ペア:

[(1, 2912333440), (2, 1456166720), (4, 728083360), (5, 582466688), (8, 364041680), (10, 291233344), (16, 182020840), (20, 145616672), (31, 93946240), (32, 91010420), (40, 72808336), (62, 46973120), (64, 45505210), (80, 36404168), (124, 23486560), (128, 22752605), (155, 18789248), (160, 18202084), (181, 16090240), (248, 11743280), (310, 9394624), (320, 9101042), (362, 8045120), (496, 5871640), (620, 4697312), (640, 4550521), (724, 4022560), (811, 3591040), (905, 3218048), (992, 2935820), (1240, 2348656), (1448, 2011280), (1622, 1795520), (1810, 1609024), (1984, 1467910), (2480, 1174328), (2896, 1005640), (3244, 897760), (3620, 804512), (3968, 733955), (4055, 718208), (4960, 587164), (5611, 519040), (5792, 502820), (6488, 448880), (7240, 402256), (8110, 359104), (9920, 293582), (11222, 259520), (11584, 251410), (12976, 224440), (14480, 201128), (16220, 179552), (19840, 146791), (22444, 129760), (23168, 125705), (25141, 115840), (25952, 112220), (28055, 103808), (28960, 100564), (32440, 89776), (44888, 64880), (50282, 57920), (51904, 56110)]