218272740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{733}}^1$

素因数の和:1461

約数の個数: 96

約数和(自身を含む): 700412160

約数和(自身を除く): 482139420

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, 420, 709, 733, 1418, 1466, 2127, 2199, 2836, 2932, 3545, 3665, 4254, 4398, 4963, 5131, 7090, 7330, 8508, 8796, 9926, 10262, 10635, 10995, 14180, 14660, 14889, 15393, 19852, 20524, 21270, 21990, 24815, 25655, 29778, 30786, 42540, 43980, 49630, 51310, 59556, 61572, 74445, 76965, 99260, 102620, 148890, 153930, 297780, 307860, 519697, 1039394, 1559091, 2078788, 2598485, 3118182, 3637879, 5196970, 6236364, 7275758, 7795455, 10393940, 10913637, 14551516, 15590910, 18189395, 21827274, 31181820, 36378790, 43654548, 54568185, 72757580, 109136370, 218272740]

約数ペア:

[(1, 218272740), (2, 109136370), (3, 72757580), (4, 54568185), (5, 43654548), (6, 36378790), (7, 31181820), (10, 21827274), (12, 18189395), (14, 15590910), (15, 14551516), (20, 10913637), (21, 10393940), (28, 7795455), (30, 7275758), (35, 6236364), (42, 5196970), (60, 3637879), (70, 3118182), (84, 2598485), (105, 2078788), (140, 1559091), (210, 1039394), (420, 519697), (709, 307860), (733, 297780), (1418, 153930), (1466, 148890), (2127, 102620), (2199, 99260), (2836, 76965), (2932, 74445), (3545, 61572), (3665, 59556), (4254, 51310), (4398, 49630), (4963, 43980), (5131, 42540), (7090, 30786), (7330, 29778), (8508, 25655), (8796, 24815), (9926, 21990), (10262, 21270), (10635, 20524), (10995, 19852), (14180, 15393), (14660, 14889)]