201457920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2328

約数の個数: 144

約数和(自身を含む): 671674752

約数和(自身を除く): 470216832

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, 2281, 2760, 2944, 3680, 3840, 4416, 4562, 5520, 5888, 6843, 7360, 8832, 9124, 11040, 11405, 13686, 14720, 17664, 18248, 22080, 22810, 27372, 29440, 34215, 36496, 44160, 45620, 52463, 54744, 68430, 72992, 88320, 91240, 104926, 109488, 136860, 145984, 157389, 182480, 209852, 218976, 262315, 273720, 291968, 314778, 364960, 419704, 437952, 524630, 547440, 583936, 629556, 729920, 786945, 839408, 875904, 1049260, 1094880, 1259112, 1459840, 1573890, 1678816, 1751808, 2098520, 2189760, 2518224, 2919680, 3147780, 3357632, 4197040, 4379520, 5036448, 6295560, 6715264, 8394080, 8759040, 10072896, 12591120, 13430528, 16788160, 20145792, 25182240, 33576320, 40291584, 50364480, 67152640, 100728960, 201457920]

約数ペア:

[(1, 201457920), (2, 100728960), (3, 67152640), (4, 50364480), (5, 40291584), (6, 33576320), (8, 25182240), (10, 20145792), (12, 16788160), (15, 13430528), (16, 12591120), (20, 10072896), (23, 8759040), (24, 8394080), (30, 6715264), (32, 6295560), (40, 5036448), (46, 4379520), (48, 4197040), (60, 3357632), (64, 3147780), (69, 2919680), (80, 2518224), (92, 2189760), (96, 2098520), (115, 1751808), (120, 1678816), (128, 1573890), (138, 1459840), (160, 1259112), (184, 1094880), (192, 1049260), (230, 875904), (240, 839408), (256, 786945), (276, 729920), (320, 629556), (345, 583936), (368, 547440), (384, 524630), (460, 437952), (480, 419704), (552, 364960), (640, 314778), (690, 291968), (736, 273720), (768, 262315), (920, 218976), (960, 209852), (1104, 182480), (1280, 157389), (1380, 145984), (1472, 136860), (1840, 109488), (1920, 104926), (2208, 91240), (2281, 88320), (2760, 72992), (2944, 68430), (3680, 54744), (3840, 52463), (4416, 45620), (4562, 44160), (5520, 36496), (5888, 34215), (6843, 29440), (7360, 27372), (8832, 22810), (9124, 22080), (11040, 18248), (11405, 17664), (13686, 14720)]