391443200

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2030

約数の個数: 108

約数和(自身を含む): 1000644288

約数和(自身を除く): 609201088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1973, 1984, 2480, 3100, 3200, 3946, 3968, 4960, 6200, 6400, 7892, 7936, 9865, 9920, 12400, 15784, 19730, 19840, 24800, 31568, 39460, 39680, 49325, 49600, 61163, 63136, 78920, 98650, 99200, 122326, 126272, 157840, 197300, 198400, 244652, 252544, 305815, 315680, 394600, 489304, 505088, 611630, 631360, 789200, 978608, 1223260, 1262720, 1529075, 1578400, 1957216, 2446520, 2525440, 3058150, 3156800, 3914432, 4893040, 6116300, 6313600, 7828864, 9786080, 12232600, 12627200, 15657728, 19572160, 24465200, 39144320, 48930400, 78288640, 97860800, 195721600, 391443200]

約数ペア:

[(1, 391443200), (2, 195721600), (4, 97860800), (5, 78288640), (8, 48930400), (10, 39144320), (16, 24465200), (20, 19572160), (25, 15657728), (31, 12627200), (32, 12232600), (40, 9786080), (50, 7828864), (62, 6313600), (64, 6116300), (80, 4893040), (100, 3914432), (124, 3156800), (128, 3058150), (155, 2525440), (160, 2446520), (200, 1957216), (248, 1578400), (256, 1529075), (310, 1262720), (320, 1223260), (400, 978608), (496, 789200), (620, 631360), (640, 611630), (775, 505088), (800, 489304), (992, 394600), (1240, 315680), (1280, 305815), (1550, 252544), (1600, 244652), (1973, 198400), (1984, 197300), (2480, 157840), (3100, 126272), (3200, 122326), (3946, 99200), (3968, 98650), (4960, 78920), (6200, 63136), (6400, 61163), (7892, 49600), (7936, 49325), (9865, 39680), (9920, 39460), (12400, 31568), (15784, 24800), (19730, 19840)]