120838400

素因数分解:

$2^8\times 5^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 108

約数和(自身を含む): 304147200

約数和(自身を除く): 183308800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 128, 158, 160, 200, 239, 256, 316, 320, 395, 400, 478, 632, 640, 790, 800, 956, 1195, 1264, 1280, 1580, 1600, 1912, 1975, 2390, 2528, 3160, 3200, 3824, 3950, 4780, 5056, 5975, 6320, 6400, 7648, 7900, 9560, 10112, 11950, 12640, 15296, 15800, 18881, 19120, 20224, 23900, 25280, 30592, 31600, 37762, 38240, 47800, 50560, 61184, 63200, 75524, 76480, 94405, 95600, 101120, 126400, 151048, 152960, 188810, 191200, 252800, 302096, 305920, 377620, 382400, 472025, 505600, 604192, 755240, 764800, 944050, 1208384, 1510480, 1529600, 1888100, 2416768, 3020960, 3776200, 4833536, 6041920, 7552400, 12083840, 15104800, 24167680, 30209600, 60419200, 120838400]

約数ペア:

[(1, 120838400), (2, 60419200), (4, 30209600), (5, 24167680), (8, 15104800), (10, 12083840), (16, 7552400), (20, 6041920), (25, 4833536), (32, 3776200), (40, 3020960), (50, 2416768), (64, 1888100), (79, 1529600), (80, 1510480), (100, 1208384), (128, 944050), (158, 764800), (160, 755240), (200, 604192), (239, 505600), (256, 472025), (316, 382400), (320, 377620), (395, 305920), (400, 302096), (478, 252800), (632, 191200), (640, 188810), (790, 152960), (800, 151048), (956, 126400), (1195, 101120), (1264, 95600), (1280, 94405), (1580, 76480), (1600, 75524), (1912, 63200), (1975, 61184), (2390, 50560), (2528, 47800), (3160, 38240), (3200, 37762), (3824, 31600), (3950, 30592), (4780, 25280), (5056, 23900), (5975, 20224), (6320, 19120), (6400, 18881), (7648, 15800), (7900, 15296), (9560, 12640), (10112, 11950)]