28756988520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{5449}}^1$

素因数の和:5692

約数の個数: 256

約数和(自身を含む): 98884800000

約数和(自身を除く): 70127811480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 199, 204, 221, 255, 260, 312, 340, 390, 398, 408, 442, 510, 520, 597, 663, 680, 780, 796, 884, 995, 1020, 1105, 1194, 1326, 1560, 1592, 1768, 1990, 2040, 2210, 2388, 2587, 2652, 2985, 3315, 3383, 3980, 4420, 4776, 5174, 5304, 5449, 5970, 6630, 6766, 7761, 7960, 8840, 10149, 10348, 10898, 11940, 12935, 13260, 13532, 15522, 16347, 16915, 20298, 20696, 21796, 23880, 25870, 26520, 27064, 27245, 31044, 32694, 33830, 38805, 40596, 43592, 43979, 50745, 51740, 54490, 62088, 65388, 67660, 70837, 77610, 81192, 81735, 87958, 92633, 101490, 103480, 108980, 130776, 131937, 135320, 141674, 155220, 163470, 175916, 185266, 202980, 212511, 217960, 219895, 263874, 277899, 283348, 310440, 326940, 351832, 354185, 370532, 405960, 425022, 439790, 463165, 527748, 555798, 566696, 653880, 659685, 708370, 741064, 850044, 879580, 926330, 1055496, 1062555, 1084351, 1111596, 1204229, 1319370, 1389495, 1416740, 1700088, 1759160, 1852660, 2125110, 2168702, 2223192, 2408458, 2638740, 2778990, 2833480, 3253053, 3612687, 3705320, 4250220, 4337404, 4816916, 5277480, 5421755, 5557980, 6021145, 6506106, 7225374, 8500440, 8674808, 9633832, 10843510, 11115960, 12042290, 13012212, 14096563, 14450748, 16265265, 18063435, 18433967, 21687020, 24084580, 26024424, 28193126, 28901496, 32530530, 36126870, 36867934, 42289689, 43374040, 48169160, 55301901, 56386252, 65061060, 70482815, 72253740, 73735868, 84579378, 92169835, 110603802, 112772504, 130122120, 140965630, 144507480, 147471736, 169158756, 184339670, 211448445, 221207604, 239641571, 276509505, 281931260, 338317512, 368679340, 422896890, 442415208, 479283142, 553019010, 563862520, 718924713, 737358680, 845793780, 958566284, 1106038020, 1198207855, 1437849426, 1691587560, 1917132568, 2212076040, 2396415710, 2875698852, 3594623565, 4792831420, 5751397704, 7189247130, 9585662840, 14378494260, 28756988520]

約数ペア:

[(1, 28756988520), (2, 14378494260), (3, 9585662840), (4, 7189247130), (5, 5751397704), (6, 4792831420), (8, 3594623565), (10, 2875698852), (12, 2396415710), (13, 2212076040), (15, 1917132568), (17, 1691587560), (20, 1437849426), (24, 1198207855), (26, 1106038020), (30, 958566284), (34, 845793780), (39, 737358680), (40, 718924713), (51, 563862520), (52, 553019010), (60, 479283142), (65, 442415208), (68, 422896890), (78, 368679340), (85, 338317512), (102, 281931260), (104, 276509505), (120, 239641571), (130, 221207604), (136, 211448445), (156, 184339670), (170, 169158756), (195, 147471736), (199, 144507480), (204, 140965630), (221, 130122120), (255, 112772504), (260, 110603802), (312, 92169835), (340, 84579378), (390, 73735868), (398, 72253740), (408, 70482815), (442, 65061060), (510, 56386252), (520, 55301901), (597, 48169160), (663, 43374040), (680, 42289689), (780, 36867934), (796, 36126870), (884, 32530530), (995, 28901496), (1020, 28193126), (1105, 26024424), (1194, 24084580), (1326, 21687020), (1560, 18433967), (1592, 18063435), (1768, 16265265), (1990, 14450748), (2040, 14096563), (2210, 13012212), (2388, 12042290), (2587, 11115960), (2652, 10843510), (2985, 9633832), (3315, 8674808), (3383, 8500440), (3980, 7225374), (4420, 6506106), (4776, 6021145), (5174, 5557980), (5304, 5421755), (5449, 5277480), (5970, 4816916), (6630, 4337404), (6766, 4250220), (7761, 3705320), (7960, 3612687), (8840, 3253053), (10149, 2833480), (10348, 2778990), (10898, 2638740), (11940, 2408458), (12935, 2223192), (13260, 2168702), (13532, 2125110), (15522, 1852660), (16347, 1759160), (16915, 1700088), (20298, 1416740), (20696, 1389495), (21796, 1319370), (23880, 1204229), (25870, 1111596), (26520, 1084351), (27064, 1062555), (27245, 1055496), (31044, 926330), (32694, 879580), (33830, 850044), (38805, 741064), (40596, 708370), (43592, 659685), (43979, 653880), (50745, 566696), (51740, 555798), (54490, 527748), (62088, 463165), (65388, 439790), (67660, 425022), (70837, 405960), (77610, 370532), (81192, 354185), (81735, 351832), (87958, 326940), (92633, 310440), (101490, 283348), (103480, 277899), (108980, 263874), (130776, 219895), (131937, 217960), (135320, 212511), (141674, 202980), (155220, 185266), (163470, 175916)]