289419720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{77801}}^1$

素因数の和:77846

約数の個数: 64

約数和(自身を含む): 896279040

約数和(自身を除く): 606859320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 77801, 155602, 233403, 311204, 389005, 466806, 622408, 778010, 933612, 1167015, 1556020, 1867224, 2334030, 2411831, 3112040, 4668060, 4823662, 7235493, 9336120, 9647324, 12059155, 14470986, 19294648, 24118310, 28941972, 36177465, 48236620, 57883944, 72354930, 96473240, 144709860, 289419720]

約数ペア:

[(1, 289419720), (2, 144709860), (3, 96473240), (4, 72354930), (5, 57883944), (6, 48236620), (8, 36177465), (10, 28941972), (12, 24118310), (15, 19294648), (20, 14470986), (24, 12059155), (30, 9647324), (31, 9336120), (40, 7235493), (60, 4823662), (62, 4668060), (93, 3112040), (120, 2411831), (124, 2334030), (155, 1867224), (186, 1556020), (248, 1167015), (310, 933612), (372, 778010), (465, 622408), (620, 466806), (744, 389005), (930, 311204), (1240, 233403), (1860, 155602), (3720, 77801)]