631138620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{214673}}^1$

素因数の和:214699

約数の個数: 72

約数和(自身を含む): 2055718224

約数和(自身を除く): 1424579604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 214673, 429346, 644019, 858692, 1073365, 1288038, 1502711, 2146730, 2576076, 3005422, 3220095, 4293460, 4508133, 6010844, 6440190, 7513555, 9016266, 10518977, 12880380, 15027110, 18032532, 21037954, 22540665, 30054220, 31556931, 42075908, 45081330, 52594885, 63113862, 90162660, 105189770, 126227724, 157784655, 210379540, 315569310, 631138620]

約数ペア:

[(1, 631138620), (2, 315569310), (3, 210379540), (4, 157784655), (5, 126227724), (6, 105189770), (7, 90162660), (10, 63113862), (12, 52594885), (14, 45081330), (15, 42075908), (20, 31556931), (21, 30054220), (28, 22540665), (30, 21037954), (35, 18032532), (42, 15027110), (49, 12880380), (60, 10518977), (70, 9016266), (84, 7513555), (98, 6440190), (105, 6010844), (140, 4508133), (147, 4293460), (196, 3220095), (210, 3005422), (245, 2576076), (294, 2146730), (420, 1502711), (490, 1288038), (588, 1073365), (735, 858692), (980, 644019), (1470, 429346), (2940, 214673)]