256135600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5381}}^1$

素因数の和:5423

約数の個数: 120

約数和(自身を含む): 744782688

約数和(自身を除く): 488647088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 100, 112, 119, 136, 140, 170, 175, 200, 238, 272, 280, 340, 350, 400, 425, 476, 560, 595, 680, 700, 850, 952, 1190, 1360, 1400, 1700, 1904, 2380, 2800, 2975, 3400, 4760, 5381, 5950, 6800, 9520, 10762, 11900, 21524, 23800, 26905, 37667, 43048, 47600, 53810, 75334, 86096, 91477, 107620, 134525, 150668, 182954, 188335, 215240, 269050, 301336, 365908, 376670, 430480, 457385, 538100, 602672, 640339, 731816, 753340, 914770, 941675, 1076200, 1280678, 1463632, 1506680, 1829540, 1883350, 2152400, 2286925, 2561356, 3013360, 3201695, 3659080, 3766700, 4573850, 5122712, 6403390, 7318160, 7533400, 9147700, 10245424, 12806780, 15066800, 16008475, 18295400, 25613560, 32016950, 36590800, 51227120, 64033900, 128067800, 256135600]

約数ペア:

[(1, 256135600), (2, 128067800), (4, 64033900), (5, 51227120), (7, 36590800), (8, 32016950), (10, 25613560), (14, 18295400), (16, 16008475), (17, 15066800), (20, 12806780), (25, 10245424), (28, 9147700), (34, 7533400), (35, 7318160), (40, 6403390), (50, 5122712), (56, 4573850), (68, 3766700), (70, 3659080), (80, 3201695), (85, 3013360), (100, 2561356), (112, 2286925), (119, 2152400), (136, 1883350), (140, 1829540), (170, 1506680), (175, 1463632), (200, 1280678), (238, 1076200), (272, 941675), (280, 914770), (340, 753340), (350, 731816), (400, 640339), (425, 602672), (476, 538100), (560, 457385), (595, 430480), (680, 376670), (700, 365908), (850, 301336), (952, 269050), (1190, 215240), (1360, 188335), (1400, 182954), (1700, 150668), (1904, 134525), (2380, 107620), (2800, 91477), (2975, 86096), (3400, 75334), (4760, 53810), (5381, 47600), (5950, 43048), (6800, 37667), (9520, 26905), (10762, 23800), (11900, 21524)]