821580960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:551

約数の個数: 192

約数和(自身を含む): 2682408960

約数和(自身を除く): 1860828000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 109, 120, 123, 160, 164, 205, 218, 240, 246, 327, 328, 383, 410, 436, 480, 492, 545, 615, 654, 656, 766, 820, 872, 984, 1090, 1149, 1230, 1308, 1312, 1532, 1635, 1640, 1744, 1915, 1968, 2180, 2298, 2460, 2616, 3064, 3270, 3280, 3488, 3830, 3936, 4360, 4469, 4596, 4920, 5232, 5745, 6128, 6540, 6560, 7660, 8720, 8938, 9192, 9840, 10464, 11490, 12256, 13080, 13407, 15320, 15703, 17440, 17876, 18384, 19680, 22345, 22980, 26160, 26814, 30640, 31406, 35752, 36768, 41747, 44690, 45960, 47109, 52320, 53628, 61280, 62812, 67035, 71504, 78515, 83494, 89380, 91920, 94218, 107256, 125241, 125624, 134070, 143008, 157030, 166988, 178760, 183840, 188436, 208735, 214512, 235545, 250482, 251248, 268140, 314060, 333976, 357520, 376872, 417470, 429024, 471090, 500964, 502496, 536280, 626205, 628120, 667952, 715040, 753744, 834940, 942180, 1001928, 1072560, 1252410, 1256240, 1335904, 1507488, 1669880, 1711627, 1884360, 2003856, 2145120, 2504820, 2512480, 3339760, 3423254, 3768720, 4007712, 5009640, 5134881, 6679520, 6846508, 7537440, 8558135, 10019280, 10269762, 13693016, 17116270, 20038560, 20539524, 25674405, 27386032, 34232540, 41079048, 51348810, 54772064, 68465080, 82158096, 102697620, 136930160, 164316192, 205395240, 273860320, 410790480, 821580960]

約数ペア:

[(1, 821580960), (2, 410790480), (3, 273860320), (4, 205395240), (5, 164316192), (6, 136930160), (8, 102697620), (10, 82158096), (12, 68465080), (15, 54772064), (16, 51348810), (20, 41079048), (24, 34232540), (30, 27386032), (32, 25674405), (40, 20539524), (41, 20038560), (48, 17116270), (60, 13693016), (80, 10269762), (82, 10019280), (96, 8558135), (109, 7537440), (120, 6846508), (123, 6679520), (160, 5134881), (164, 5009640), (205, 4007712), (218, 3768720), (240, 3423254), (246, 3339760), (327, 2512480), (328, 2504820), (383, 2145120), (410, 2003856), (436, 1884360), (480, 1711627), (492, 1669880), (545, 1507488), (615, 1335904), (654, 1256240), (656, 1252410), (766, 1072560), (820, 1001928), (872, 942180), (984, 834940), (1090, 753744), (1149, 715040), (1230, 667952), (1308, 628120), (1312, 626205), (1532, 536280), (1635, 502496), (1640, 500964), (1744, 471090), (1915, 429024), (1968, 417470), (2180, 376872), (2298, 357520), (2460, 333976), (2616, 314060), (3064, 268140), (3270, 251248), (3280, 250482), (3488, 235545), (3830, 214512), (3936, 208735), (4360, 188436), (4469, 183840), (4596, 178760), (4920, 166988), (5232, 157030), (5745, 143008), (6128, 134070), (6540, 125624), (6560, 125241), (7660, 107256), (8720, 94218), (8938, 91920), (9192, 89380), (9840, 83494), (10464, 78515), (11490, 71504), (12256, 67035), (13080, 62812), (13407, 61280), (15320, 53628), (15703, 52320), (17440, 47109), (17876, 45960), (18384, 44690), (19680, 41747), (22345, 36768), (22980, 35752), (26160, 31406), (26814, 30640)]