22278400

素因数分解:

$2^8\times 5^2\times {\mathrm{59}}^2$

素因数の和:144

約数の個数: 81

約数和(自身を含む): 56092981

約数和(自身を除く): 33814581

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 128, 160, 200, 236, 256, 295, 320, 400, 472, 590, 640, 800, 944, 1180, 1280, 1475, 1600, 1888, 2360, 2950, 3200, 3481, 3776, 4720, 5900, 6400, 6962, 7552, 9440, 11800, 13924, 15104, 17405, 18880, 23600, 27848, 34810, 37760, 47200, 55696, 69620, 75520, 87025, 94400, 111392, 139240, 174050, 188800, 222784, 278480, 348100, 377600, 445568, 556960, 696200, 891136, 1113920, 1392400, 2227840, 2784800, 4455680, 5569600, 11139200, 22278400]

約数ペア:

[(1, 22278400), (2, 11139200), (4, 5569600), (5, 4455680), (8, 2784800), (10, 2227840), (16, 1392400), (20, 1113920), (25, 891136), (32, 696200), (40, 556960), (50, 445568), (59, 377600), (64, 348100), (80, 278480), (100, 222784), (118, 188800), (128, 174050), (160, 139240), (200, 111392), (236, 94400), (256, 87025), (295, 75520), (320, 69620), (400, 55696), (472, 47200), (590, 37760), (640, 34810), (800, 27848), (944, 23600), (1180, 18880), (1280, 17405), (1475, 15104), (1600, 13924), (1888, 11800), (2360, 9440), (2950, 7552), (3200, 6962), (3481, 6400), (3776, 5900)]