487715280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156319}}^1$

素因数の和:156348

約数の個数: 80

約数和(自身を含む): 1628229120

約数和(自身を除く): 1140513840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 156319, 312638, 468957, 625276, 781595, 937914, 1250552, 1563190, 1875828, 2032147, 2344785, 2501104, 3126380, 3751656, 4064294, 4689570, 6096441, 6252760, 7503312, 8128588, 9379140, 10160735, 12192882, 12505520, 16257176, 18758280, 20321470, 24385764, 30482205, 32514352, 37516560, 40642940, 48771528, 60964410, 81285880, 97543056, 121928820, 162571760, 243857640, 487715280]

約数ペア:

[(1, 487715280), (2, 243857640), (3, 162571760), (4, 121928820), (5, 97543056), (6, 81285880), (8, 60964410), (10, 48771528), (12, 40642940), (13, 37516560), (15, 32514352), (16, 30482205), (20, 24385764), (24, 20321470), (26, 18758280), (30, 16257176), (39, 12505520), (40, 12192882), (48, 10160735), (52, 9379140), (60, 8128588), (65, 7503312), (78, 6252760), (80, 6096441), (104, 4689570), (120, 4064294), (130, 3751656), (156, 3126380), (195, 2501104), (208, 2344785), (240, 2032147), (260, 1875828), (312, 1563190), (390, 1250552), (520, 937914), (624, 781595), (780, 625276), (1040, 468957), (1560, 312638), (3120, 156319)]