161976960

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:547

約数の個数: 192

約数和(自身を含む): 569729160

約数和(自身を除く): 407752200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 288, 305, 320, 360, 366, 384, 461, 480, 488, 549, 576, 610, 640, 720, 732, 915, 922, 960, 976, 1098, 1152, 1220, 1383, 1440, 1464, 1830, 1844, 1920, 1952, 2196, 2305, 2440, 2745, 2766, 2880, 2928, 3660, 3688, 3904, 4149, 4392, 4610, 4880, 5490, 5532, 5760, 5856, 6915, 7320, 7376, 7808, 8298, 8784, 9220, 9760, 10980, 11064, 11712, 13830, 14640, 14752, 16596, 17568, 18440, 19520, 20745, 21960, 22128, 23424, 27660, 28121, 29280, 29504, 33192, 35136, 36880, 39040, 41490, 43920, 44256, 55320, 56242, 58560, 59008, 66384, 70272, 73760, 82980, 84363, 87840, 88512, 110640, 112484, 117120, 132768, 140605, 147520, 165960, 168726, 175680, 177024, 221280, 224968, 253089, 265536, 281210, 295040, 331920, 337452, 351360, 421815, 442560, 449936, 506178, 531072, 562420, 663840, 674904, 843630, 885120, 899872, 1012356, 1124840, 1265445, 1327680, 1349808, 1687260, 1799744, 2024712, 2249680, 2530890, 2655360, 2699616, 3374520, 3599488, 4049424, 4499360, 5061780, 5399232, 6749040, 8098848, 8998720, 10123560, 10798464, 13498080, 16197696, 17997440, 20247120, 26996160, 32395392, 40494240, 53992320, 80988480, 161976960]

約数ペア:

[(1, 161976960), (2, 80988480), (3, 53992320), (4, 40494240), (5, 32395392), (6, 26996160), (8, 20247120), (9, 17997440), (10, 16197696), (12, 13498080), (15, 10798464), (16, 10123560), (18, 8998720), (20, 8098848), (24, 6749040), (30, 5399232), (32, 5061780), (36, 4499360), (40, 4049424), (45, 3599488), (48, 3374520), (60, 2699616), (61, 2655360), (64, 2530890), (72, 2249680), (80, 2024712), (90, 1799744), (96, 1687260), (120, 1349808), (122, 1327680), (128, 1265445), (144, 1124840), (160, 1012356), (180, 899872), (183, 885120), (192, 843630), (240, 674904), (244, 663840), (288, 562420), (305, 531072), (320, 506178), (360, 449936), (366, 442560), (384, 421815), (461, 351360), (480, 337452), (488, 331920), (549, 295040), (576, 281210), (610, 265536), (640, 253089), (720, 224968), (732, 221280), (915, 177024), (922, 175680), (960, 168726), (976, 165960), (1098, 147520), (1152, 140605), (1220, 132768), (1383, 117120), (1440, 112484), (1464, 110640), (1830, 88512), (1844, 87840), (1920, 84363), (1952, 82980), (2196, 73760), (2305, 70272), (2440, 66384), (2745, 59008), (2766, 58560), (2880, 56242), (2928, 55320), (3660, 44256), (3688, 43920), (3904, 41490), (4149, 39040), (4392, 36880), (4610, 35136), (4880, 33192), (5490, 29504), (5532, 29280), (5760, 28121), (5856, 27660), (6915, 23424), (7320, 22128), (7376, 21960), (7808, 20745), (8298, 19520), (8784, 18440), (9220, 17568), (9760, 16596), (10980, 14752), (11064, 14640), (11712, 13830)]