1258707870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{665983}}^1$

素因数の和:666006

約数の個数: 64

約数和(自身を含む): 3836067840

約数和(自身を除く): 2577359970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 665983, 1331966, 1997949, 3329915, 3995898, 4661881, 5993847, 6659830, 9323762, 9989745, 11987694, 13985643, 17981541, 19979490, 23309405, 27971286, 29969235, 35963082, 41956929, 46618810, 59938470, 69928215, 83913858, 89907705, 125870787, 139856430, 179815410, 209784645, 251741574, 419569290, 629353935, 1258707870]

約数ペア:

[(1, 1258707870), (2, 629353935), (3, 419569290), (5, 251741574), (6, 209784645), (7, 179815410), (9, 139856430), (10, 125870787), (14, 89907705), (15, 83913858), (18, 69928215), (21, 59938470), (27, 46618810), (30, 41956929), (35, 35963082), (42, 29969235), (45, 27971286), (54, 23309405), (63, 19979490), (70, 17981541), (90, 13985643), (105, 11987694), (126, 9989745), (135, 9323762), (189, 6659830), (210, 5993847), (270, 4661881), (315, 3995898), (378, 3329915), (630, 1997949), (945, 1331966), (1890, 665983)]