254883240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 256

約数和(自身を含む): 917913600

約数和(自身を除く): 663030360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 31, 36, 40, 45, 46, 54, 60, 62, 69, 72, 90, 92, 93, 108, 115, 120, 124, 135, 138, 155, 180, 184, 186, 207, 216, 230, 248, 270, 276, 279, 310, 331, 345, 360, 372, 414, 460, 465, 540, 552, 558, 620, 621, 662, 690, 713, 744, 828, 837, 920, 930, 993, 1035, 1080, 1116, 1240, 1242, 1324, 1380, 1395, 1426, 1655, 1656, 1674, 1860, 1986, 2070, 2139, 2232, 2484, 2648, 2760, 2790, 2852, 2979, 3105, 3310, 3348, 3565, 3720, 3972, 4140, 4185, 4278, 4965, 4968, 5580, 5704, 5958, 6210, 6417, 6620, 6696, 7130, 7613, 7944, 8280, 8370, 8556, 8937, 9930, 10261, 10695, 11160, 11916, 12420, 12834, 13240, 14260, 14895, 15226, 16740, 17112, 17874, 19251, 19860, 20522, 21390, 22839, 23832, 24840, 25668, 28520, 29790, 30452, 30783, 32085, 33480, 35748, 38065, 38502, 39720, 41044, 42780, 44685, 45678, 51305, 51336, 59580, 60904, 61566, 64170, 68517, 71496, 76130, 77004, 82088, 85560, 89370, 91356, 92349, 96255, 102610, 114195, 119160, 123132, 128340, 137034, 152260, 153915, 154008, 178740, 182712, 184698, 192510, 205220, 205551, 228390, 236003, 246264, 256680, 274068, 277047, 304520, 307830, 342585, 357480, 369396, 385020, 410440, 411102, 456780, 461745, 472006, 548136, 554094, 615660, 685170, 708009, 738792, 770040, 822204, 913560, 923490, 944012, 1027755, 1108188, 1180015, 1231320, 1370340, 1385235, 1416018, 1644408, 1846980, 1888024, 2055510, 2124027, 2216376, 2360030, 2740680, 2770470, 2832036, 3540045, 3693960, 4111020, 4248054, 4720060, 5540940, 5664072, 6372081, 7080090, 8222040, 8496108, 9440120, 10620135, 11081880, 12744162, 14160180, 16992216, 21240270, 25488324, 28320360, 31860405, 42480540, 50976648, 63720810, 84961080, 127441620, 254883240]

約数ペア:

[(1, 254883240), (2, 127441620), (3, 84961080), (4, 63720810), (5, 50976648), (6, 42480540), (8, 31860405), (9, 28320360), (10, 25488324), (12, 21240270), (15, 16992216), (18, 14160180), (20, 12744162), (23, 11081880), (24, 10620135), (27, 9440120), (30, 8496108), (31, 8222040), (36, 7080090), (40, 6372081), (45, 5664072), (46, 5540940), (54, 4720060), (60, 4248054), (62, 4111020), (69, 3693960), (72, 3540045), (90, 2832036), (92, 2770470), (93, 2740680), (108, 2360030), (115, 2216376), (120, 2124027), (124, 2055510), (135, 1888024), (138, 1846980), (155, 1644408), (180, 1416018), (184, 1385235), (186, 1370340), (207, 1231320), (216, 1180015), (230, 1108188), (248, 1027755), (270, 944012), (276, 923490), (279, 913560), (310, 822204), (331, 770040), (345, 738792), (360, 708009), (372, 685170), (414, 615660), (460, 554094), (465, 548136), (540, 472006), (552, 461745), (558, 456780), (620, 411102), (621, 410440), (662, 385020), (690, 369396), (713, 357480), (744, 342585), (828, 307830), (837, 304520), (920, 277047), (930, 274068), (993, 256680), (1035, 246264), (1080, 236003), (1116, 228390), (1240, 205551), (1242, 205220), (1324, 192510), (1380, 184698), (1395, 182712), (1426, 178740), (1655, 154008), (1656, 153915), (1674, 152260), (1860, 137034), (1986, 128340), (2070, 123132), (2139, 119160), (2232, 114195), (2484, 102610), (2648, 96255), (2760, 92349), (2790, 91356), (2852, 89370), (2979, 85560), (3105, 82088), (3310, 77004), (3348, 76130), (3565, 71496), (3720, 68517), (3972, 64170), (4140, 61566), (4185, 60904), (4278, 59580), (4965, 51336), (4968, 51305), (5580, 45678), (5704, 44685), (5958, 42780), (6210, 41044), (6417, 39720), (6620, 38502), (6696, 38065), (7130, 35748), (7613, 33480), (7944, 32085), (8280, 30783), (8370, 30452), (8556, 29790), (8937, 28520), (9930, 25668), (10261, 24840), (10695, 23832), (11160, 22839), (11916, 21390), (12420, 20522), (12834, 19860), (13240, 19251), (14260, 17874), (14895, 17112), (15226, 16740)]