289340880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4691}}^1$

素因数の和:4964

約数の個数: 80

約数和(自身を含む): 900638784

約数和(自身を除く): 611297904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 4112, 4691, 5140, 6168, 7710, 9382, 10280, 12336, 14073, 15420, 18764, 20560, 23455, 28146, 30840, 37528, 46910, 56292, 61680, 70365, 75056, 93820, 112584, 140730, 187640, 225168, 281460, 375280, 562920, 1125840, 1205587, 2411174, 3616761, 4822348, 6027935, 7233522, 9644696, 12055870, 14467044, 18083805, 19289392, 24111740, 28934088, 36167610, 48223480, 57868176, 72335220, 96446960, 144670440, 289340880]

約数ペア:

[(1, 289340880), (2, 144670440), (3, 96446960), (4, 72335220), (5, 57868176), (6, 48223480), (8, 36167610), (10, 28934088), (12, 24111740), (15, 19289392), (16, 18083805), (20, 14467044), (24, 12055870), (30, 9644696), (40, 7233522), (48, 6027935), (60, 4822348), (80, 3616761), (120, 2411174), (240, 1205587), (257, 1125840), (514, 562920), (771, 375280), (1028, 281460), (1285, 225168), (1542, 187640), (2056, 140730), (2570, 112584), (3084, 93820), (3855, 75056), (4112, 70365), (4691, 61680), (5140, 56292), (6168, 46910), (7710, 37528), (9382, 30840), (10280, 28146), (12336, 23455), (14073, 20560), (15420, 18764)]