140909580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111833}}^1$

素因数の和:111855

約数の個数: 72

約数和(自身を含む): 488490912

約数和(自身を除く): 347581332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111833, 223666, 335499, 447332, 559165, 670998, 782831, 1006497, 1118330, 1341996, 1565662, 1677495, 2012994, 2236660, 2348493, 3131324, 3354990, 3914155, 4025988, 4696986, 5032485, 6709980, 7045479, 7828310, 9393972, 10064970, 11742465, 14090958, 15656620, 20129940, 23484930, 28181916, 35227395, 46969860, 70454790, 140909580]

約数ペア:

[(1, 140909580), (2, 70454790), (3, 46969860), (4, 35227395), (5, 28181916), (6, 23484930), (7, 20129940), (9, 15656620), (10, 14090958), (12, 11742465), (14, 10064970), (15, 9393972), (18, 7828310), (20, 7045479), (21, 6709980), (28, 5032485), (30, 4696986), (35, 4025988), (36, 3914155), (42, 3354990), (45, 3131324), (60, 2348493), (63, 2236660), (70, 2012994), (84, 1677495), (90, 1565662), (105, 1341996), (126, 1118330), (140, 1006497), (180, 782831), (210, 670998), (252, 559165), (315, 447332), (420, 335499), (630, 223666), (1260, 111833)]