402536760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:669

約数の個数: 128

約数和(自身を含む): 1245404160

約数和(自身を除く): 842867400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 181, 215, 258, 344, 362, 430, 431, 516, 543, 645, 724, 860, 862, 905, 1032, 1086, 1290, 1293, 1448, 1720, 1724, 1810, 2155, 2172, 2580, 2586, 2715, 3448, 3620, 4310, 4344, 5160, 5172, 5430, 6465, 7240, 7783, 8620, 10344, 10860, 12930, 15566, 17240, 18533, 21720, 23349, 25860, 31132, 37066, 38915, 46698, 51720, 55599, 62264, 74132, 77830, 78011, 92665, 93396, 111198, 116745, 148264, 155660, 156022, 185330, 186792, 222396, 233490, 234033, 277995, 311320, 312044, 370660, 390055, 444792, 466980, 468066, 555990, 624088, 741320, 780110, 933960, 936132, 1111980, 1170165, 1560220, 1872264, 2223960, 2340330, 3120440, 3354473, 4680660, 6708946, 9361320, 10063419, 13417892, 16772365, 20126838, 26835784, 33544730, 40253676, 50317095, 67089460, 80507352, 100634190, 134178920, 201268380, 402536760]

約数ペア:

[(1, 402536760), (2, 201268380), (3, 134178920), (4, 100634190), (5, 80507352), (6, 67089460), (8, 50317095), (10, 40253676), (12, 33544730), (15, 26835784), (20, 20126838), (24, 16772365), (30, 13417892), (40, 10063419), (43, 9361320), (60, 6708946), (86, 4680660), (120, 3354473), (129, 3120440), (172, 2340330), (181, 2223960), (215, 1872264), (258, 1560220), (344, 1170165), (362, 1111980), (430, 936132), (431, 933960), (516, 780110), (543, 741320), (645, 624088), (724, 555990), (860, 468066), (862, 466980), (905, 444792), (1032, 390055), (1086, 370660), (1290, 312044), (1293, 311320), (1448, 277995), (1720, 234033), (1724, 233490), (1810, 222396), (2155, 186792), (2172, 185330), (2580, 156022), (2586, 155660), (2715, 148264), (3448, 116745), (3620, 111198), (4310, 93396), (4344, 92665), (5160, 78011), (5172, 77830), (5430, 74132), (6465, 62264), (7240, 55599), (7783, 51720), (8620, 46698), (10344, 38915), (10860, 37066), (12930, 31132), (15566, 25860), (17240, 23349), (18533, 21720)]