878904780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{86677}}^1$

素因数の和:86715

約数の個数: 72

約数和(自身を含む): 2664828432

約数和(自身を除く): 1785923652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 86677, 173354, 260031, 346708, 433385, 520062, 866770, 1040124, 1126801, 1300155, 1733540, 2253602, 2600310, 3380403, 4507204, 5200620, 5634005, 6760806, 11268010, 13521612, 14648413, 16902015, 22536020, 29296826, 33804030, 43945239, 58593652, 67608060, 73242065, 87890478, 146484130, 175780956, 219726195, 292968260, 439452390, 878904780]

約数ペア:

[(1, 878904780), (2, 439452390), (3, 292968260), (4, 219726195), (5, 175780956), (6, 146484130), (10, 87890478), (12, 73242065), (13, 67608060), (15, 58593652), (20, 43945239), (26, 33804030), (30, 29296826), (39, 22536020), (52, 16902015), (60, 14648413), (65, 13521612), (78, 11268010), (130, 6760806), (156, 5634005), (169, 5200620), (195, 4507204), (260, 3380403), (338, 2600310), (390, 2253602), (507, 1733540), (676, 1300155), (780, 1126801), (845, 1040124), (1014, 866770), (1690, 520062), (2028, 433385), (2535, 346708), (3380, 260031), (5070, 173354), (10140, 86677)]