76319320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 141408680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 349, 355, 385, 440, 497, 568, 616, 698, 710, 770, 781, 994, 1396, 1420, 1540, 1562, 1745, 1988, 2443, 2485, 2792, 2840, 3080, 3124, 3490, 3839, 3905, 3976, 4886, 4970, 5467, 6248, 6980, 7678, 7810, 9772, 9940, 10934, 12215, 13960, 15356, 15620, 19195, 19544, 19880, 21868, 24430, 24779, 26873, 27335, 30712, 31240, 38390, 43736, 48860, 49558, 53746, 54670, 76780, 97720, 99116, 107492, 109340, 123895, 134365, 153560, 173453, 198232, 214984, 218680, 247790, 268730, 272569, 346906, 495580, 537460, 545138, 693812, 867265, 991160, 1074920, 1090276, 1362845, 1387624, 1734530, 1907983, 2180552, 2725690, 3469060, 3815966, 5451380, 6938120, 7631932, 9539915, 10902760, 15263864, 19079830, 38159660, 76319320]

約数ペア:

[(1, 76319320), (2, 38159660), (4, 19079830), (5, 15263864), (7, 10902760), (8, 9539915), (10, 7631932), (11, 6938120), (14, 5451380), (20, 3815966), (22, 3469060), (28, 2725690), (35, 2180552), (40, 1907983), (44, 1734530), (55, 1387624), (56, 1362845), (70, 1090276), (71, 1074920), (77, 991160), (88, 867265), (110, 693812), (140, 545138), (142, 537460), (154, 495580), (220, 346906), (280, 272569), (284, 268730), (308, 247790), (349, 218680), (355, 214984), (385, 198232), (440, 173453), (497, 153560), (568, 134365), (616, 123895), (698, 109340), (710, 107492), (770, 99116), (781, 97720), (994, 76780), (1396, 54670), (1420, 53746), (1540, 49558), (1562, 48860), (1745, 43736), (1988, 38390), (2443, 31240), (2485, 30712), (2792, 27335), (2840, 26873), (3080, 24779), (3124, 24430), (3490, 21868), (3839, 19880), (3905, 19544), (3976, 19195), (4886, 15620), (4970, 15356), (5467, 13960), (6248, 12215), (6980, 10934), (7678, 9940), (7810, 9772)]