243857640

素因数分解:

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

素因数の和:156346

約数の個数: 64

約数和(自身を含む): 787852800

約数和(自身を除く): 543995160

約数列:

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

約数ペア:

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