263396640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 288

約数和(自身を含む): 956261376

約数和(自身を除く): 692864736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 169, 170, 191, 195, 204, 208, 221, 240, 255, 260, 272, 312, 338, 340, 382, 390, 408, 416, 442, 480, 507, 510, 520, 544, 573, 624, 663, 676, 680, 764, 780, 816, 845, 884, 955, 1014, 1020, 1040, 1105, 1146, 1248, 1326, 1352, 1360, 1528, 1560, 1632, 1690, 1768, 1910, 2028, 2040, 2080, 2210, 2292, 2483, 2535, 2652, 2704, 2720, 2865, 2873, 3056, 3120, 3247, 3315, 3380, 3536, 3820, 4056, 4080, 4420, 4584, 4966, 5070, 5304, 5408, 5730, 5746, 6112, 6240, 6494, 6630, 6760, 7072, 7449, 7640, 8112, 8160, 8619, 8840, 9168, 9741, 9932, 10140, 10608, 11460, 11492, 12415, 12988, 13260, 13520, 14365, 14898, 15280, 16224, 16235, 17238, 17680, 18336, 19482, 19864, 20280, 21216, 22920, 22984, 24830, 25976, 26520, 27040, 28730, 29796, 30560, 32279, 32470, 34476, 35360, 37245, 38964, 39728, 40560, 42211, 43095, 45840, 45968, 48705, 49660, 51952, 53040, 57460, 59592, 64558, 64940, 68952, 74490, 77928, 79456, 81120, 84422, 86190, 91680, 91936, 96837, 97410, 99320, 103904, 106080, 114920, 119184, 126633, 129116, 129880, 137904, 148980, 155856, 161395, 168844, 172380, 193674, 194820, 198640, 211055, 229840, 238368, 253266, 258232, 259760, 275808, 297960, 311712, 322790, 337688, 344760, 387348, 389640, 397280, 422110, 459680, 484185, 506532, 516464, 519520, 548743, 595920, 633165, 645580, 675376, 689520, 774696, 779280, 844220, 968370, 1013064, 1032928, 1097486, 1191840, 1266330, 1291160, 1350752, 1379040, 1549392, 1558560, 1646229, 1688440, 1936740, 2026128, 2194972, 2532660, 2582320, 2743715, 3098784, 3292458, 3376880, 3873480, 4052256, 4389944, 5065320, 5164640, 5487430, 6584916, 6753760, 7746960, 8231145, 8779888, 10130640, 10974860, 13169832, 15493920, 16462290, 17559776, 20261280, 21949720, 26339664, 32924580, 43899440, 52679328, 65849160, 87798880, 131698320, 263396640]

約数ペア:

[(1, 263396640), (2, 131698320), (3, 87798880), (4, 65849160), (5, 52679328), (6, 43899440), (8, 32924580), (10, 26339664), (12, 21949720), (13, 20261280), (15, 17559776), (16, 16462290), (17, 15493920), (20, 13169832), (24, 10974860), (26, 10130640), (30, 8779888), (32, 8231145), (34, 7746960), (39, 6753760), (40, 6584916), (48, 5487430), (51, 5164640), (52, 5065320), (60, 4389944), (65, 4052256), (68, 3873480), (78, 3376880), (80, 3292458), (85, 3098784), (96, 2743715), (102, 2582320), (104, 2532660), (120, 2194972), (130, 2026128), (136, 1936740), (156, 1688440), (160, 1646229), (169, 1558560), (170, 1549392), (191, 1379040), (195, 1350752), (204, 1291160), (208, 1266330), (221, 1191840), (240, 1097486), (255, 1032928), (260, 1013064), (272, 968370), (312, 844220), (338, 779280), (340, 774696), (382, 689520), (390, 675376), (408, 645580), (416, 633165), (442, 595920), (480, 548743), (507, 519520), (510, 516464), (520, 506532), (544, 484185), (573, 459680), (624, 422110), (663, 397280), (676, 389640), (680, 387348), (764, 344760), (780, 337688), (816, 322790), (845, 311712), (884, 297960), (955, 275808), (1014, 259760), (1020, 258232), (1040, 253266), (1105, 238368), (1146, 229840), (1248, 211055), (1326, 198640), (1352, 194820), (1360, 193674), (1528, 172380), (1560, 168844), (1632, 161395), (1690, 155856), (1768, 148980), (1910, 137904), (2028, 129880), (2040, 129116), (2080, 126633), (2210, 119184), (2292, 114920), (2483, 106080), (2535, 103904), (2652, 99320), (2704, 97410), (2720, 96837), (2865, 91936), (2873, 91680), (3056, 86190), (3120, 84422), (3247, 81120), (3315, 79456), (3380, 77928), (3536, 74490), (3820, 68952), (4056, 64940), (4080, 64558), (4420, 59592), (4584, 57460), (4966, 53040), (5070, 51952), (5304, 49660), (5408, 48705), (5730, 45968), (5746, 45840), (6112, 43095), (6240, 42211), (6494, 40560), (6630, 39728), (6760, 38964), (7072, 37245), (7449, 35360), (7640, 34476), (8112, 32470), (8160, 32279), (8619, 30560), (8840, 29796), (9168, 28730), (9741, 27040), (9932, 26520), (10140, 25976), (10608, 24830), (11460, 22984), (11492, 22920), (12415, 21216), (12988, 20280), (13260, 19864), (13520, 19482), (14365, 18336), (14898, 17680), (15280, 17238), (16224, 16235)]