291206938480

素因数分解:

$2^4\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2137}}^1\times {\mathrm{2531}}^1$

素因数の和:5354

約数の個数: 80

約数和(自身を含む): 678647483424

約数和(自身を除く): 387440544944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673, 1346, 2137, 2531, 2692, 3365, 4274, 5062, 5384, 6730, 8548, 10124, 10685, 10768, 12655, 13460, 17096, 20248, 21370, 25310, 26920, 34192, 40496, 42740, 50620, 53840, 85480, 101240, 170960, 202480, 1438201, 1703363, 2876402, 3406726, 5408747, 5752804, 6813452, 7191005, 8516815, 10817494, 11505608, 13626904, 14382010, 17033630, 21634988, 23011216, 27043735, 27253808, 28764020, 34067260, 43269976, 54087470, 57528040, 68134520, 86539952, 108174940, 115056080, 136269040, 216349880, 432699760, 3640086731, 7280173462, 14560346924, 18200433655, 29120693848, 36400867310, 58241387696, 72801734620, 145603469240, 291206938480]

約数ペア:

[(1, 291206938480), (2, 145603469240), (4, 72801734620), (5, 58241387696), (8, 36400867310), (10, 29120693848), (16, 18200433655), (20, 14560346924), (40, 7280173462), (80, 3640086731), (673, 432699760), (1346, 216349880), (2137, 136269040), (2531, 115056080), (2692, 108174940), (3365, 86539952), (4274, 68134520), (5062, 57528040), (5384, 54087470), (6730, 43269976), (8548, 34067260), (10124, 28764020), (10685, 27253808), (10768, 27043735), (12655, 23011216), (13460, 21634988), (17096, 17033630), (20248, 14382010), (21370, 13626904), (25310, 11505608), (26920, 10817494), (34192, 8516815), (40496, 7191005), (42740, 6813452), (50620, 5752804), (53840, 5408747), (85480, 3406726), (101240, 2876402), (170960, 1703363), (202480, 1438201)]