401464560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{238967}}^1$

素因数の和:238990

約数の個数: 80

約数和(自身を含む): 1422337536

約数和(自身を除く): 1020872976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 238967, 477934, 716901, 955868, 1194835, 1433802, 1672769, 1911736, 2389670, 2867604, 3345538, 3584505, 3823472, 4779340, 5018307, 5735208, 6691076, 7169010, 8363845, 9558680, 10036614, 11470416, 13382152, 14338020, 16727690, 19117360, 20073228, 25091535, 26764304, 28676040, 33455380, 40146456, 50183070, 57352080, 66910760, 80292912, 100366140, 133821520, 200732280, 401464560]

約数ペア:

[(1, 401464560), (2, 200732280), (3, 133821520), (4, 100366140), (5, 80292912), (6, 66910760), (7, 57352080), (8, 50183070), (10, 40146456), (12, 33455380), (14, 28676040), (15, 26764304), (16, 25091535), (20, 20073228), (21, 19117360), (24, 16727690), (28, 14338020), (30, 13382152), (35, 11470416), (40, 10036614), (42, 9558680), (48, 8363845), (56, 7169010), (60, 6691076), (70, 5735208), (80, 5018307), (84, 4779340), (105, 3823472), (112, 3584505), (120, 3345538), (140, 2867604), (168, 2389670), (210, 1911736), (240, 1672769), (280, 1433802), (336, 1194835), (420, 955868), (560, 716901), (840, 477934), (1680, 238967)]