122809600

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:676

約数の個数: 108

約数和(自身を含む): 314285440

約数和(自身を除く): 191475840

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, 619, 620, 640, 775, 800, 992, 1238, 1240, 1280, 1550, 1600, 1984, 2476, 2480, 3095, 3100, 3200, 3968, 4952, 4960, 6190, 6200, 6400, 7936, 9904, 9920, 12380, 12400, 15475, 19189, 19808, 19840, 24760, 24800, 30950, 38378, 39616, 39680, 49520, 49600, 61900, 76756, 79232, 95945, 99040, 99200, 123800, 153512, 158464, 191890, 198080, 198400, 247600, 307024, 383780, 396160, 479725, 495200, 614048, 767560, 792320, 959450, 990400, 1228096, 1535120, 1918900, 1980800, 2456192, 3070240, 3837800, 3961600, 4912384, 6140480, 7675600, 12280960, 15351200, 24561920, 30702400, 61404800, 122809600]

約数ペア:

[(1, 122809600), (2, 61404800), (4, 30702400), (5, 24561920), (8, 15351200), (10, 12280960), (16, 7675600), (20, 6140480), (25, 4912384), (31, 3961600), (32, 3837800), (40, 3070240), (50, 2456192), (62, 1980800), (64, 1918900), (80, 1535120), (100, 1228096), (124, 990400), (128, 959450), (155, 792320), (160, 767560), (200, 614048), (248, 495200), (256, 479725), (310, 396160), (320, 383780), (400, 307024), (496, 247600), (619, 198400), (620, 198080), (640, 191890), (775, 158464), (800, 153512), (992, 123800), (1238, 99200), (1240, 99040), (1280, 95945), (1550, 79232), (1600, 76756), (1984, 61900), (2476, 49600), (2480, 49520), (3095, 39680), (3100, 39616), (3200, 38378), (3968, 30950), (4952, 24800), (4960, 24760), (6190, 19840), (6200, 19808), (6400, 19189), (7936, 15475), (9904, 12400), (9920, 12380)]