123459120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1020

約数の個数: 160

約数和(自身を含む): 432680640

約数和(自身を除く): 309221520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 90, 108, 120, 122, 135, 144, 180, 183, 216, 240, 244, 270, 305, 360, 366, 432, 488, 540, 549, 610, 720, 732, 915, 937, 976, 1080, 1098, 1220, 1464, 1647, 1830, 1874, 2160, 2196, 2440, 2745, 2811, 2928, 3294, 3660, 3748, 4392, 4685, 4880, 5490, 5622, 6588, 7320, 7496, 8235, 8433, 8784, 9370, 10980, 11244, 13176, 14055, 14640, 14992, 16470, 16866, 18740, 21960, 22488, 25299, 26352, 28110, 32940, 33732, 37480, 42165, 43920, 44976, 50598, 56220, 57157, 65880, 67464, 74960, 84330, 101196, 112440, 114314, 126495, 131760, 134928, 168660, 171471, 202392, 224880, 228628, 252990, 285785, 337320, 342942, 404784, 457256, 505980, 514413, 571570, 674640, 685884, 857355, 914512, 1011960, 1028826, 1143140, 1371768, 1543239, 1714710, 2023920, 2057652, 2286280, 2572065, 2743536, 3086478, 3429420, 4115304, 4572560, 5144130, 6172956, 6858840, 7716195, 8230608, 10288260, 12345912, 13717680, 15432390, 20576520, 24691824, 30864780, 41153040, 61729560, 123459120]

約数ペア:

[(1, 123459120), (2, 61729560), (3, 41153040), (4, 30864780), (5, 24691824), (6, 20576520), (8, 15432390), (9, 13717680), (10, 12345912), (12, 10288260), (15, 8230608), (16, 7716195), (18, 6858840), (20, 6172956), (24, 5144130), (27, 4572560), (30, 4115304), (36, 3429420), (40, 3086478), (45, 2743536), (48, 2572065), (54, 2286280), (60, 2057652), (61, 2023920), (72, 1714710), (80, 1543239), (90, 1371768), (108, 1143140), (120, 1028826), (122, 1011960), (135, 914512), (144, 857355), (180, 685884), (183, 674640), (216, 571570), (240, 514413), (244, 505980), (270, 457256), (305, 404784), (360, 342942), (366, 337320), (432, 285785), (488, 252990), (540, 228628), (549, 224880), (610, 202392), (720, 171471), (732, 168660), (915, 134928), (937, 131760), (976, 126495), (1080, 114314), (1098, 112440), (1220, 101196), (1464, 84330), (1647, 74960), (1830, 67464), (1874, 65880), (2160, 57157), (2196, 56220), (2440, 50598), (2745, 44976), (2811, 43920), (2928, 42165), (3294, 37480), (3660, 33732), (3748, 32940), (4392, 28110), (4685, 26352), (4880, 25299), (5490, 22488), (5622, 21960), (6588, 18740), (7320, 16866), (7496, 16470), (8235, 14992), (8433, 14640), (8784, 14055), (9370, 13176), (10980, 11244)]