1299291240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{832879}}^1$

素因数の和:832906

約数の個数: 64

約数和(自身を含む): 4197715200

約数和(自身を除く): 2898423960

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, 832879, 1665758, 2498637, 3331516, 4164395, 4997274, 6663032, 8328790, 9994548, 10827427, 12493185, 16657580, 19989096, 21654854, 24986370, 32482281, 33315160, 43309708, 49972740, 54137135, 64964562, 86619416, 99945480, 108274270, 129929124, 162411405, 216548540, 259858248, 324822810, 433097080, 649645620, 1299291240]

約数ペア:

[(1, 1299291240), (2, 649645620), (3, 433097080), (4, 324822810), (5, 259858248), (6, 216548540), (8, 162411405), (10, 129929124), (12, 108274270), (13, 99945480), (15, 86619416), (20, 64964562), (24, 54137135), (26, 49972740), (30, 43309708), (39, 33315160), (40, 32482281), (52, 24986370), (60, 21654854), (65, 19989096), (78, 16657580), (104, 12493185), (120, 10827427), (130, 9994548), (156, 8328790), (195, 6663032), (260, 4997274), (312, 4164395), (390, 3331516), (520, 2498637), (780, 1665758), (1560, 832879)]