245264640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2777}}^1$

素因数の和:2824

約数の個数: 144

約数和(自身を含む): 817665408

約数和(自身を除く): 572400768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2777, 2944, 3680, 3840, 4416, 5520, 5554, 5888, 7360, 8331, 8832, 11040, 11108, 13885, 14720, 16662, 17664, 22080, 22216, 27770, 29440, 33324, 41655, 44160, 44432, 55540, 63871, 66648, 83310, 88320, 88864, 111080, 127742, 133296, 166620, 177728, 191613, 222160, 255484, 266592, 319355, 333240, 355456, 383226, 444320, 510968, 533184, 638710, 666480, 710912, 766452, 888640, 958065, 1021936, 1066368, 1277420, 1332960, 1532904, 1777280, 1916130, 2043872, 2132736, 2554840, 2665920, 3065808, 3554560, 3832260, 4087744, 5109680, 5331840, 6131616, 7664520, 8175488, 10219360, 10663680, 12263232, 15329040, 16350976, 20438720, 24526464, 30658080, 40877440, 49052928, 61316160, 81754880, 122632320, 245264640]

約数ペア:

[(1, 245264640), (2, 122632320), (3, 81754880), (4, 61316160), (5, 49052928), (6, 40877440), (8, 30658080), (10, 24526464), (12, 20438720), (15, 16350976), (16, 15329040), (20, 12263232), (23, 10663680), (24, 10219360), (30, 8175488), (32, 7664520), (40, 6131616), (46, 5331840), (48, 5109680), (60, 4087744), (64, 3832260), (69, 3554560), (80, 3065808), (92, 2665920), (96, 2554840), (115, 2132736), (120, 2043872), (128, 1916130), (138, 1777280), (160, 1532904), (184, 1332960), (192, 1277420), (230, 1066368), (240, 1021936), (256, 958065), (276, 888640), (320, 766452), (345, 710912), (368, 666480), (384, 638710), (460, 533184), (480, 510968), (552, 444320), (640, 383226), (690, 355456), (736, 333240), (768, 319355), (920, 266592), (960, 255484), (1104, 222160), (1280, 191613), (1380, 177728), (1472, 166620), (1840, 133296), (1920, 127742), (2208, 111080), (2760, 88864), (2777, 88320), (2944, 83310), (3680, 66648), (3840, 63871), (4416, 55540), (5520, 44432), (5554, 44160), (5888, 41655), (7360, 33324), (8331, 29440), (8832, 27770), (11040, 22216), (11108, 22080), (13885, 17664), (14720, 16662)]