149724940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 355461120

約数和(自身を除く): 205736180

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 37, 38, 46, 74, 76, 92, 95, 115, 148, 185, 190, 230, 370, 380, 437, 460, 463, 703, 740, 851, 874, 926, 1406, 1702, 1748, 1852, 2185, 2315, 2812, 3404, 3515, 4255, 4370, 4630, 7030, 8510, 8740, 8797, 9260, 10649, 14060, 16169, 17020, 17131, 17594, 21298, 32338, 34262, 35188, 42596, 43985, 53245, 64676, 68524, 80845, 85655, 87970, 106490, 161690, 171310, 175940, 202331, 212980, 323380, 325489, 342620, 394013, 404662, 650978, 788026, 809324, 1011655, 1301956, 1576052, 1627445, 1970065, 2023310, 3254890, 3940130, 4046620, 6509780, 7486247, 7880260, 14972494, 29944988, 37431235, 74862470, 149724940]

約数ペア:

[(1, 149724940), (2, 74862470), (4, 37431235), (5, 29944988), (10, 14972494), (19, 7880260), (20, 7486247), (23, 6509780), (37, 4046620), (38, 3940130), (46, 3254890), (74, 2023310), (76, 1970065), (92, 1627445), (95, 1576052), (115, 1301956), (148, 1011655), (185, 809324), (190, 788026), (230, 650978), (370, 404662), (380, 394013), (437, 342620), (460, 325489), (463, 323380), (703, 212980), (740, 202331), (851, 175940), (874, 171310), (926, 161690), (1406, 106490), (1702, 87970), (1748, 85655), (1852, 80845), (2185, 68524), (2315, 64676), (2812, 53245), (3404, 43985), (3515, 42596), (4255, 35188), (4370, 34262), (4630, 32338), (7030, 21298), (8510, 17594), (8740, 17131), (8797, 17020), (9260, 16169), (10649, 14060)]