165742720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1$

素因数の和:1854

約数の個数: 128

約数和(自身を含む): 465756480

約数和(自身を除く): 300013760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 1040, 1144, 1408, 1430, 1664, 1760, 1811, 2080, 2288, 2860, 3520, 3622, 4160, 4576, 5720, 7040, 7244, 8320, 9055, 9152, 11440, 14488, 18110, 18304, 19921, 22880, 23543, 28976, 36220, 39842, 45760, 47086, 57952, 72440, 79684, 91520, 94172, 99605, 115904, 117715, 144880, 159368, 188344, 199210, 231808, 235430, 258973, 289760, 318736, 376688, 398420, 470860, 517946, 579520, 637472, 753376, 796840, 941720, 1035892, 1159040, 1274944, 1294865, 1506752, 1593680, 1883440, 2071784, 2549888, 2589730, 3013504, 3187360, 3766880, 4143568, 5179460, 6374720, 7533760, 8287136, 10358920, 12749440, 15067520, 16574272, 20717840, 33148544, 41435680, 82871360, 165742720]

約数ペア:

[(1, 165742720), (2, 82871360), (4, 41435680), (5, 33148544), (8, 20717840), (10, 16574272), (11, 15067520), (13, 12749440), (16, 10358920), (20, 8287136), (22, 7533760), (26, 6374720), (32, 5179460), (40, 4143568), (44, 3766880), (52, 3187360), (55, 3013504), (64, 2589730), (65, 2549888), (80, 2071784), (88, 1883440), (104, 1593680), (110, 1506752), (128, 1294865), (130, 1274944), (143, 1159040), (160, 1035892), (176, 941720), (208, 796840), (220, 753376), (260, 637472), (286, 579520), (320, 517946), (352, 470860), (416, 398420), (440, 376688), (520, 318736), (572, 289760), (640, 258973), (704, 235430), (715, 231808), (832, 199210), (880, 188344), (1040, 159368), (1144, 144880), (1408, 117715), (1430, 115904), (1664, 99605), (1760, 94172), (1811, 91520), (2080, 79684), (2288, 72440), (2860, 57952), (3520, 47086), (3622, 45760), (4160, 39842), (4576, 36220), (5720, 28976), (7040, 23543), (7244, 22880), (8320, 19921), (9055, 18304), (9152, 18110), (11440, 14488)]