131166240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^2$

素因数の和:259

約数の個数: 144

約数和(自身を含む): 435129408

約数和(自身を除く): 303963168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 109, 115, 120, 138, 160, 184, 218, 230, 240, 276, 327, 345, 368, 436, 460, 480, 545, 552, 654, 690, 736, 872, 920, 1090, 1104, 1308, 1380, 1635, 1744, 1840, 2180, 2208, 2507, 2616, 2760, 3270, 3488, 3680, 4360, 5014, 5232, 5520, 6540, 7521, 8720, 10028, 10464, 11040, 11881, 12535, 13080, 15042, 17440, 20056, 23762, 25070, 26160, 30084, 35643, 37605, 40112, 47524, 50140, 52320, 59405, 60168, 71286, 75210, 80224, 95048, 100280, 118810, 120336, 142572, 150420, 178215, 190096, 200560, 237620, 240672, 273263, 285144, 300840, 356430, 380192, 401120, 475240, 546526, 570288, 601680, 712860, 819789, 950480, 1093052, 1140576, 1203360, 1366315, 1425720, 1639578, 1900960, 2186104, 2732630, 2851440, 3279156, 4098945, 4372208, 5465260, 5702880, 6558312, 8197890, 8744416, 10930520, 13116624, 16395780, 21861040, 26233248, 32791560, 43722080, 65583120, 131166240]

約数ペア:

[(1, 131166240), (2, 65583120), (3, 43722080), (4, 32791560), (5, 26233248), (6, 21861040), (8, 16395780), (10, 13116624), (12, 10930520), (15, 8744416), (16, 8197890), (20, 6558312), (23, 5702880), (24, 5465260), (30, 4372208), (32, 4098945), (40, 3279156), (46, 2851440), (48, 2732630), (60, 2186104), (69, 1900960), (80, 1639578), (92, 1425720), (96, 1366315), (109, 1203360), (115, 1140576), (120, 1093052), (138, 950480), (160, 819789), (184, 712860), (218, 601680), (230, 570288), (240, 546526), (276, 475240), (327, 401120), (345, 380192), (368, 356430), (436, 300840), (460, 285144), (480, 273263), (545, 240672), (552, 237620), (654, 200560), (690, 190096), (736, 178215), (872, 150420), (920, 142572), (1090, 120336), (1104, 118810), (1308, 100280), (1380, 95048), (1635, 80224), (1744, 75210), (1840, 71286), (2180, 60168), (2208, 59405), (2507, 52320), (2616, 50140), (2760, 47524), (3270, 40112), (3488, 37605), (3680, 35643), (4360, 30084), (5014, 26160), (5232, 25070), (5520, 23762), (6540, 20056), (7521, 17440), (8720, 15042), (10028, 13080), (10464, 12535), (11040, 11881)]