239644880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 583676928

約数和(自身を除く): 344032048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1361, 1420, 2201, 2480, 2722, 2840, 4402, 5444, 5680, 6805, 8804, 10888, 11005, 13610, 17608, 21776, 22010, 27220, 35216, 42191, 44020, 54440, 84382, 88040, 96631, 108880, 168764, 176080, 193262, 210955, 337528, 386524, 421910, 483155, 675056, 773048, 843820, 966310, 1546096, 1687640, 1932620, 2995561, 3375280, 3865240, 5991122, 7730480, 11982244, 14977805, 23964488, 29955610, 47928976, 59911220, 119822440, 239644880]

約数ペア:

[(1, 239644880), (2, 119822440), (4, 59911220), (5, 47928976), (8, 29955610), (10, 23964488), (16, 14977805), (20, 11982244), (31, 7730480), (40, 5991122), (62, 3865240), (71, 3375280), (80, 2995561), (124, 1932620), (142, 1687640), (155, 1546096), (248, 966310), (284, 843820), (310, 773048), (355, 675056), (496, 483155), (568, 421910), (620, 386524), (710, 337528), (1136, 210955), (1240, 193262), (1361, 176080), (1420, 168764), (2201, 108880), (2480, 96631), (2722, 88040), (2840, 84382), (4402, 54440), (5444, 44020), (5680, 42191), (6805, 35216), (8804, 27220), (10888, 22010), (11005, 21776), (13610, 17608)]