138437600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 393724800

約数和(自身を除く): 255287200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 59, 70, 80, 100, 112, 118, 140, 160, 175, 200, 224, 236, 280, 295, 350, 400, 413, 419, 472, 560, 590, 700, 800, 826, 838, 944, 1120, 1180, 1400, 1475, 1652, 1676, 1888, 2065, 2095, 2360, 2800, 2933, 2950, 3304, 3352, 4130, 4190, 4720, 5600, 5866, 5900, 6608, 6704, 8260, 8380, 9440, 10325, 10475, 11732, 11800, 13216, 13408, 14665, 16520, 16760, 20650, 20950, 23464, 23600, 24721, 29330, 33040, 33520, 41300, 41900, 46928, 47200, 49442, 58660, 66080, 67040, 73325, 82600, 83800, 93856, 98884, 117320, 123605, 146650, 165200, 167600, 173047, 197768, 234640, 247210, 293300, 330400, 335200, 346094, 395536, 469280, 494420, 586600, 618025, 692188, 791072, 865235, 988840, 1173200, 1236050, 1384376, 1730470, 1977680, 2346400, 2472100, 2768752, 3460940, 3955360, 4326175, 4944200, 5537504, 6921880, 8652350, 9888400, 13843760, 17304700, 19776800, 27687520, 34609400, 69218800, 138437600]

約数ペア:

[(1, 138437600), (2, 69218800), (4, 34609400), (5, 27687520), (7, 19776800), (8, 17304700), (10, 13843760), (14, 9888400), (16, 8652350), (20, 6921880), (25, 5537504), (28, 4944200), (32, 4326175), (35, 3955360), (40, 3460940), (50, 2768752), (56, 2472100), (59, 2346400), (70, 1977680), (80, 1730470), (100, 1384376), (112, 1236050), (118, 1173200), (140, 988840), (160, 865235), (175, 791072), (200, 692188), (224, 618025), (236, 586600), (280, 494420), (295, 469280), (350, 395536), (400, 346094), (413, 335200), (419, 330400), (472, 293300), (560, 247210), (590, 234640), (700, 197768), (800, 173047), (826, 167600), (838, 165200), (944, 146650), (1120, 123605), (1180, 117320), (1400, 98884), (1475, 93856), (1652, 83800), (1676, 82600), (1888, 73325), (2065, 67040), (2095, 66080), (2360, 58660), (2800, 49442), (2933, 47200), (2950, 46928), (3304, 41900), (3352, 41300), (4130, 33520), (4190, 33040), (4720, 29330), (5600, 24721), (5866, 23600), (5900, 23464), (6608, 20950), (6704, 20650), (8260, 16760), (8380, 16520), (9440, 14665), (10325, 13408), (10475, 13216), (11732, 11800)]