409308720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4253}}^1$

素因数の和:4670

約数の個数: 80

約数和(自身を含む): 1272320352

約数和(自身を除く): 863011632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4253, 4812, 6015, 6416, 8020, 8506, 9624, 12030, 12759, 16040, 17012, 19248, 21265, 24060, 25518, 32080, 34024, 42530, 48120, 51036, 63795, 68048, 85060, 96240, 102072, 127590, 170120, 204144, 255180, 340240, 510360, 1020720, 1705453, 3410906, 5116359, 6821812, 8527265, 10232718, 13643624, 17054530, 20465436, 25581795, 27287248, 34109060, 40930872, 51163590, 68218120, 81861744, 102327180, 136436240, 204654360, 409308720]

約数ペア:

[(1, 409308720), (2, 204654360), (3, 136436240), (4, 102327180), (5, 81861744), (6, 68218120), (8, 51163590), (10, 40930872), (12, 34109060), (15, 27287248), (16, 25581795), (20, 20465436), (24, 17054530), (30, 13643624), (40, 10232718), (48, 8527265), (60, 6821812), (80, 5116359), (120, 3410906), (240, 1705453), (401, 1020720), (802, 510360), (1203, 340240), (1604, 255180), (2005, 204144), (2406, 170120), (3208, 127590), (4010, 102072), (4253, 96240), (4812, 85060), (6015, 68048), (6416, 63795), (8020, 51036), (8506, 48120), (9624, 42530), (12030, 34024), (12759, 32080), (16040, 25518), (17012, 24060), (19248, 21265)]