1966781600

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:548

約数の個数: 216

約数和(自身を含む): 5642638848

約数和(自身を除く): 3675857248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 131, 140, 160, 175, 196, 200, 224, 245, 262, 280, 350, 383, 392, 400, 490, 524, 560, 655, 700, 766, 784, 800, 917, 980, 1048, 1120, 1225, 1310, 1400, 1532, 1568, 1834, 1915, 1960, 2096, 2450, 2620, 2681, 2800, 3064, 3275, 3668, 3830, 3920, 4192, 4585, 4900, 5240, 5362, 5600, 6128, 6419, 6550, 7336, 7660, 7840, 9170, 9575, 9800, 10480, 10724, 12256, 12838, 13100, 13405, 14672, 15320, 18340, 18767, 19150, 19600, 20960, 21448, 22925, 25676, 26200, 26810, 29344, 30640, 32095, 36680, 37534, 38300, 39200, 42896, 45850, 50173, 51352, 52400, 53620, 61280, 64190, 67025, 73360, 75068, 76600, 85792, 91700, 93835, 100346, 102704, 104800, 107240, 128380, 134050, 146720, 150136, 153200, 160475, 183400, 187670, 200692, 205408, 214480, 250865, 256760, 268100, 300272, 306400, 320950, 351211, 366800, 375340, 401384, 428960, 469175, 501730, 513520, 536200, 600544, 641900, 702422, 733600, 750680, 802768, 938350, 1003460, 1027040, 1072400, 1254325, 1283800, 1404844, 1501360, 1605536, 1756055, 1876700, 2006920, 2144800, 2458477, 2508650, 2567600, 2809688, 3002720, 3512110, 3753400, 4013840, 4916954, 5017300, 5135200, 5619376, 7024220, 7506800, 8027680, 8780275, 9833908, 10034600, 11238752, 12292385, 14048440, 15013600, 17560550, 19667816, 20069200, 24584770, 28096880, 35121100, 39335632, 40138400, 49169540, 56193760, 61461925, 70242200, 78671264, 98339080, 122923850, 140484400, 196678160, 245847700, 280968800, 393356320, 491695400, 983390800, 1966781600]

約数ペア:

[(1, 1966781600), (2, 983390800), (4, 491695400), (5, 393356320), (7, 280968800), (8, 245847700), (10, 196678160), (14, 140484400), (16, 122923850), (20, 98339080), (25, 78671264), (28, 70242200), (32, 61461925), (35, 56193760), (40, 49169540), (49, 40138400), (50, 39335632), (56, 35121100), (70, 28096880), (80, 24584770), (98, 20069200), (100, 19667816), (112, 17560550), (131, 15013600), (140, 14048440), (160, 12292385), (175, 11238752), (196, 10034600), (200, 9833908), (224, 8780275), (245, 8027680), (262, 7506800), (280, 7024220), (350, 5619376), (383, 5135200), (392, 5017300), (400, 4916954), (490, 4013840), (524, 3753400), (560, 3512110), (655, 3002720), (700, 2809688), (766, 2567600), (784, 2508650), (800, 2458477), (917, 2144800), (980, 2006920), (1048, 1876700), (1120, 1756055), (1225, 1605536), (1310, 1501360), (1400, 1404844), (1532, 1283800), (1568, 1254325), (1834, 1072400), (1915, 1027040), (1960, 1003460), (2096, 938350), (2450, 802768), (2620, 750680), (2681, 733600), (2800, 702422), (3064, 641900), (3275, 600544), (3668, 536200), (3830, 513520), (3920, 501730), (4192, 469175), (4585, 428960), (4900, 401384), (5240, 375340), (5362, 366800), (5600, 351211), (6128, 320950), (6419, 306400), (6550, 300272), (7336, 268100), (7660, 256760), (7840, 250865), (9170, 214480), (9575, 205408), (9800, 200692), (10480, 187670), (10724, 183400), (12256, 160475), (12838, 153200), (13100, 150136), (13405, 146720), (14672, 134050), (15320, 128380), (18340, 107240), (18767, 104800), (19150, 102704), (19600, 100346), (20960, 93835), (21448, 91700), (22925, 85792), (25676, 76600), (26200, 75068), (26810, 73360), (29344, 67025), (30640, 64190), (32095, 61280), (36680, 53620), (37534, 52400), (38300, 51352), (39200, 50173), (42896, 45850)]