260501280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:523

約数の個数: 192

約数和(自身を含む): 894136320

約数和(自身を除く): 633635040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 109, 120, 130, 156, 160, 195, 208, 218, 240, 260, 312, 327, 383, 390, 416, 436, 480, 520, 545, 624, 654, 766, 780, 872, 1040, 1090, 1149, 1248, 1308, 1417, 1532, 1560, 1635, 1744, 1915, 2080, 2180, 2298, 2616, 2834, 3064, 3120, 3270, 3488, 3830, 4251, 4360, 4596, 4979, 5232, 5668, 5745, 6128, 6240, 6540, 7085, 7660, 8502, 8720, 9192, 9958, 10464, 11336, 11490, 12256, 13080, 14170, 14937, 15320, 17004, 17440, 18384, 19916, 21255, 22672, 22980, 24895, 26160, 28340, 29874, 30640, 34008, 36768, 39832, 41747, 42510, 45344, 45960, 49790, 52320, 56680, 59748, 61280, 68016, 74685, 79664, 83494, 85020, 91920, 99580, 113360, 119496, 125241, 136032, 149370, 159328, 166988, 170040, 183840, 199160, 208735, 226720, 238992, 250482, 298740, 333976, 340080, 398320, 417470, 477984, 500964, 542711, 597480, 626205, 667952, 680160, 796640, 834940, 1001928, 1085422, 1194960, 1252410, 1335904, 1628133, 1669880, 2003856, 2170844, 2389920, 2504820, 2713555, 3256266, 3339760, 4007712, 4341688, 5009640, 5427110, 6512532, 6679520, 8140665, 8683376, 10019280, 10854220, 13025064, 16281330, 17366752, 20038560, 21708440, 26050128, 32562660, 43416880, 52100256, 65125320, 86833760, 130250640, 260501280]

約数ペア:

[(1, 260501280), (2, 130250640), (3, 86833760), (4, 65125320), (5, 52100256), (6, 43416880), (8, 32562660), (10, 26050128), (12, 21708440), (13, 20038560), (15, 17366752), (16, 16281330), (20, 13025064), (24, 10854220), (26, 10019280), (30, 8683376), (32, 8140665), (39, 6679520), (40, 6512532), (48, 5427110), (52, 5009640), (60, 4341688), (65, 4007712), (78, 3339760), (80, 3256266), (96, 2713555), (104, 2504820), (109, 2389920), (120, 2170844), (130, 2003856), (156, 1669880), (160, 1628133), (195, 1335904), (208, 1252410), (218, 1194960), (240, 1085422), (260, 1001928), (312, 834940), (327, 796640), (383, 680160), (390, 667952), (416, 626205), (436, 597480), (480, 542711), (520, 500964), (545, 477984), (624, 417470), (654, 398320), (766, 340080), (780, 333976), (872, 298740), (1040, 250482), (1090, 238992), (1149, 226720), (1248, 208735), (1308, 199160), (1417, 183840), (1532, 170040), (1560, 166988), (1635, 159328), (1744, 149370), (1915, 136032), (2080, 125241), (2180, 119496), (2298, 113360), (2616, 99580), (2834, 91920), (3064, 85020), (3120, 83494), (3270, 79664), (3488, 74685), (3830, 68016), (4251, 61280), (4360, 59748), (4596, 56680), (4979, 52320), (5232, 49790), (5668, 45960), (5745, 45344), (6128, 42510), (6240, 41747), (6540, 39832), (7085, 36768), (7660, 34008), (8502, 30640), (8720, 29874), (9192, 28340), (9958, 26160), (10464, 24895), (11336, 22980), (11490, 22672), (12256, 21255), (13080, 19916), (14170, 18384), (14937, 17440), (15320, 17004)]