280430835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 477792000

約数和(自身を除く): 197361165

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 529, 599, 885, 1357, 1587, 1797, 2645, 2995, 4071, 6785, 7935, 8985, 13777, 20355, 31211, 35341, 41331, 68885, 93633, 106023, 156055, 176705, 206655, 316871, 468165, 530115, 812843, 950613, 1584355, 2438529, 4064215, 4753065, 12192645, 18695389, 56086167, 93476945, 280430835]

約数ペア:

[(1, 280430835), (3, 93476945), (5, 56086167), (15, 18695389), (23, 12192645), (59, 4753065), (69, 4064215), (115, 2438529), (177, 1584355), (295, 950613), (345, 812843), (529, 530115), (599, 468165), (885, 316871), (1357, 206655), (1587, 176705), (1797, 156055), (2645, 106023), (2995, 93633), (4071, 68885), (6785, 41331), (7935, 35341), (8985, 31211), (13777, 20355)]