258835290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{64871}}^1$

素因数の和:64907

約数の個数: 64

約数和(自身を含む): 747325440

約数和(自身を除く): 488490150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 64871, 129742, 194613, 324355, 389226, 454097, 648710, 908194, 973065, 1232549, 1362291, 1946130, 2270485, 2465098, 2724582, 3697647, 4540970, 6162745, 6811455, 7395294, 8627843, 12325490, 13622910, 17255686, 18488235, 25883529, 36976470, 43139215, 51767058, 86278430, 129417645, 258835290]

約数ペア:

[(1, 258835290), (2, 129417645), (3, 86278430), (5, 51767058), (6, 43139215), (7, 36976470), (10, 25883529), (14, 18488235), (15, 17255686), (19, 13622910), (21, 12325490), (30, 8627843), (35, 7395294), (38, 6811455), (42, 6162745), (57, 4540970), (70, 3697647), (95, 2724582), (105, 2465098), (114, 2270485), (133, 1946130), (190, 1362291), (210, 1232549), (266, 973065), (285, 908194), (399, 648710), (570, 454097), (665, 389226), (798, 324355), (1330, 194613), (1995, 129742), (3990, 64871)]