320438790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2663}}^1$

素因数の和:2874

約数の個数: 96

約数和(自身を含む): 957505536

約数和(自身を除く): 637066746

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 191, 210, 315, 382, 573, 630, 955, 1146, 1337, 1719, 1910, 2663, 2674, 2865, 3438, 4011, 5326, 5730, 6685, 7989, 8022, 8595, 12033, 13315, 13370, 15978, 17190, 18641, 20055, 23967, 24066, 26630, 37282, 39945, 40110, 47934, 55923, 60165, 79890, 93205, 111846, 119835, 120330, 167769, 186410, 239670, 279615, 335538, 508633, 559230, 838845, 1017266, 1525899, 1677690, 2543165, 3051798, 3560431, 4577697, 5086330, 7120862, 7629495, 9155394, 10681293, 15258990, 17802155, 21362586, 22888485, 32043879, 35604310, 45776970, 53406465, 64087758, 106812930, 160219395, 320438790]

約数ペア:

[(1, 320438790), (2, 160219395), (3, 106812930), (5, 64087758), (6, 53406465), (7, 45776970), (9, 35604310), (10, 32043879), (14, 22888485), (15, 21362586), (18, 17802155), (21, 15258990), (30, 10681293), (35, 9155394), (42, 7629495), (45, 7120862), (63, 5086330), (70, 4577697), (90, 3560431), (105, 3051798), (126, 2543165), (191, 1677690), (210, 1525899), (315, 1017266), (382, 838845), (573, 559230), (630, 508633), (955, 335538), (1146, 279615), (1337, 239670), (1719, 186410), (1910, 167769), (2663, 120330), (2674, 119835), (2865, 111846), (3438, 93205), (4011, 79890), (5326, 60165), (5730, 55923), (6685, 47934), (7989, 40110), (8022, 39945), (8595, 37282), (12033, 26630), (13315, 24066), (13370, 23967), (15978, 20055), (17190, 18641)]