186467840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{431}}^1$

素因数の和:480

約数の個数: 120

約数和(自身を含む): 485245728

約数和(自身を除く): 298777888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 431, 512, 520, 640, 676, 832, 845, 862, 1040, 1280, 1352, 1664, 1690, 1724, 2080, 2155, 2560, 2704, 3328, 3380, 3448, 4160, 4310, 5408, 5603, 6656, 6760, 6896, 8320, 8620, 10816, 11206, 13520, 13792, 16640, 17240, 21632, 22412, 27040, 27584, 28015, 33280, 34480, 43264, 44824, 54080, 55168, 56030, 68960, 72839, 86528, 89648, 108160, 110336, 112060, 137920, 145678, 179296, 216320, 220672, 224120, 275840, 291356, 358592, 364195, 432640, 448240, 551680, 582712, 717184, 728390, 896480, 1103360, 1165424, 1434368, 1456780, 1792960, 2330848, 2868736, 2913560, 3585920, 4661696, 5827120, 7171840, 9323392, 11654240, 14343680, 18646784, 23308480, 37293568, 46616960, 93233920, 186467840]

約数ペア:

[(1, 186467840), (2, 93233920), (4, 46616960), (5, 37293568), (8, 23308480), (10, 18646784), (13, 14343680), (16, 11654240), (20, 9323392), (26, 7171840), (32, 5827120), (40, 4661696), (52, 3585920), (64, 2913560), (65, 2868736), (80, 2330848), (104, 1792960), (128, 1456780), (130, 1434368), (160, 1165424), (169, 1103360), (208, 896480), (256, 728390), (260, 717184), (320, 582712), (338, 551680), (416, 448240), (431, 432640), (512, 364195), (520, 358592), (640, 291356), (676, 275840), (832, 224120), (845, 220672), (862, 216320), (1040, 179296), (1280, 145678), (1352, 137920), (1664, 112060), (1690, 110336), (1724, 108160), (2080, 89648), (2155, 86528), (2560, 72839), (2704, 68960), (3328, 56030), (3380, 55168), (3448, 54080), (4160, 44824), (4310, 43264), (5408, 34480), (5603, 33280), (6656, 28015), (6760, 27584), (6896, 27040), (8320, 22412), (8620, 21632), (10816, 17240), (11206, 16640), (13520, 13792)]