199440675

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 411640320

約数和(自身を除く): 212199645

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 139, 175, 225, 315, 417, 525, 695, 911, 973, 1251, 1575, 2085, 2733, 2919, 3475, 4555, 4865, 6255, 6377, 8199, 8757, 10425, 13665, 14595, 19131, 22775, 24325, 31275, 31885, 40995, 43785, 57393, 68325, 72975, 95655, 126629, 159425, 204975, 218925, 286965, 379887, 478275, 633145, 886403, 1139661, 1434825, 1899435, 2659209, 3165725, 4432015, 5698305, 7977627, 9497175, 13296045, 22160075, 28491525, 39888135, 66480225, 199440675]

約数ペア:

[(1, 199440675), (3, 66480225), (5, 39888135), (7, 28491525), (9, 22160075), (15, 13296045), (21, 9497175), (25, 7977627), (35, 5698305), (45, 4432015), (63, 3165725), (75, 2659209), (105, 1899435), (139, 1434825), (175, 1139661), (225, 886403), (315, 633145), (417, 478275), (525, 379887), (695, 286965), (911, 218925), (973, 204975), (1251, 159425), (1575, 126629), (2085, 95655), (2733, 72975), (2919, 68325), (3475, 57393), (4555, 43785), (4865, 40995), (6255, 31885), (6377, 31275), (8199, 24325), (8757, 22775), (10425, 19131), (13665, 14595)]