648323340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4423}}^1$

素因数の和:4791

約数の個数: 96

約数和(自身を含む): 2081049600

約数和(自身を除く): 1432726260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 349, 420, 698, 1047, 1396, 1745, 2094, 2443, 3490, 4188, 4423, 4886, 5235, 6980, 7329, 8846, 9772, 10470, 12215, 13269, 14658, 17692, 20940, 22115, 24430, 26538, 29316, 30961, 36645, 44230, 48860, 53076, 61922, 66345, 73290, 88460, 92883, 123844, 132690, 146580, 154805, 185766, 265380, 309610, 371532, 464415, 619220, 928830, 1543627, 1857660, 3087254, 4630881, 6174508, 7718135, 9261762, 10805389, 15436270, 18523524, 21610778, 23154405, 30872540, 32416167, 43221556, 46308810, 54026945, 64832334, 92617620, 108053890, 129664668, 162080835, 216107780, 324161670, 648323340]

約数ペア:

[(1, 648323340), (2, 324161670), (3, 216107780), (4, 162080835), (5, 129664668), (6, 108053890), (7, 92617620), (10, 64832334), (12, 54026945), (14, 46308810), (15, 43221556), (20, 32416167), (21, 30872540), (28, 23154405), (30, 21610778), (35, 18523524), (42, 15436270), (60, 10805389), (70, 9261762), (84, 7718135), (105, 6174508), (140, 4630881), (210, 3087254), (349, 1857660), (420, 1543627), (698, 928830), (1047, 619220), (1396, 464415), (1745, 371532), (2094, 309610), (2443, 265380), (3490, 185766), (4188, 154805), (4423, 146580), (4886, 132690), (5235, 123844), (6980, 92883), (7329, 88460), (8846, 73290), (9772, 66345), (10470, 61922), (12215, 53076), (13269, 48860), (14658, 44230), (17692, 36645), (20940, 30961), (22115, 29316), (24430, 26538)]