155581860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{52919}}^1$

素因数の和:52945

約数の個数: 72

約数和(自身を含む): 506761920

約数和(自身を除く): 351180060

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, 52919, 105838, 158757, 211676, 264595, 317514, 370433, 529190, 635028, 740866, 793785, 1058380, 1111299, 1481732, 1587570, 1852165, 2222598, 2593031, 3175140, 3704330, 4445196, 5186062, 5556495, 7408660, 7779093, 10372124, 11112990, 12965155, 15558186, 22225980, 25930310, 31116372, 38895465, 51860620, 77790930, 155581860]

約数ペア:

[(1, 155581860), (2, 77790930), (3, 51860620), (4, 38895465), (5, 31116372), (6, 25930310), (7, 22225980), (10, 15558186), (12, 12965155), (14, 11112990), (15, 10372124), (20, 7779093), (21, 7408660), (28, 5556495), (30, 5186062), (35, 4445196), (42, 3704330), (49, 3175140), (60, 2593031), (70, 2222598), (84, 1852165), (98, 1587570), (105, 1481732), (140, 1111299), (147, 1058380), (196, 793785), (210, 740866), (245, 635028), (294, 529190), (420, 370433), (490, 317514), (588, 264595), (735, 211676), (980, 158757), (1470, 105838), (2940, 52919)]