387783680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 176

約数和(自身を含む): 1008106560

約数和(自身を除く): 620322880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 89, 92, 115, 128, 148, 160, 178, 184, 185, 230, 256, 296, 320, 356, 368, 370, 445, 460, 512, 592, 640, 712, 736, 740, 851, 890, 920, 1024, 1184, 1280, 1424, 1472, 1480, 1702, 1780, 1840, 2047, 2368, 2560, 2848, 2944, 2960, 3293, 3404, 3560, 3680, 4094, 4255, 4736, 5120, 5696, 5888, 5920, 6586, 6808, 7120, 7360, 8188, 8510, 9472, 10235, 11392, 11776, 11840, 13172, 13616, 14240, 14720, 16376, 16465, 17020, 18944, 20470, 22784, 23552, 23680, 26344, 27232, 28480, 29440, 32752, 32930, 34040, 37888, 40940, 45568, 47360, 52688, 54464, 56960, 58880, 65504, 65860, 68080, 75739, 81880, 91136, 94720, 105376, 108928, 113920, 117760, 131008, 131720, 136160, 151478, 163760, 189440, 210752, 217856, 227840, 262016, 263440, 272320, 302956, 327520, 378695, 421504, 435712, 455680, 524032, 526880, 544640, 605912, 655040, 757390, 843008, 871424, 1048064, 1053760, 1089280, 1211824, 1310080, 1514780, 1686016, 2096128, 2107520, 2178560, 2423648, 2620160, 3029560, 3372032, 4215040, 4357120, 4847296, 5240320, 6059120, 8430080, 9694592, 10480640, 12118240, 16860160, 19389184, 24236480, 38778368, 48472960, 77556736, 96945920, 193891840, 387783680]

約数ペア:

[(1, 387783680), (2, 193891840), (4, 96945920), (5, 77556736), (8, 48472960), (10, 38778368), (16, 24236480), (20, 19389184), (23, 16860160), (32, 12118240), (37, 10480640), (40, 9694592), (46, 8430080), (64, 6059120), (74, 5240320), (80, 4847296), (89, 4357120), (92, 4215040), (115, 3372032), (128, 3029560), (148, 2620160), (160, 2423648), (178, 2178560), (184, 2107520), (185, 2096128), (230, 1686016), (256, 1514780), (296, 1310080), (320, 1211824), (356, 1089280), (368, 1053760), (370, 1048064), (445, 871424), (460, 843008), (512, 757390), (592, 655040), (640, 605912), (712, 544640), (736, 526880), (740, 524032), (851, 455680), (890, 435712), (920, 421504), (1024, 378695), (1184, 327520), (1280, 302956), (1424, 272320), (1472, 263440), (1480, 262016), (1702, 227840), (1780, 217856), (1840, 210752), (2047, 189440), (2368, 163760), (2560, 151478), (2848, 136160), (2944, 131720), (2960, 131008), (3293, 117760), (3404, 113920), (3560, 108928), (3680, 105376), (4094, 94720), (4255, 91136), (4736, 81880), (5120, 75739), (5696, 68080), (5888, 65860), (5920, 65504), (6586, 58880), (6808, 56960), (7120, 54464), (7360, 52688), (8188, 47360), (8510, 45568), (9472, 40940), (10235, 37888), (11392, 34040), (11776, 32930), (11840, 32752), (13172, 29440), (13616, 28480), (14240, 27232), (14720, 26344), (16376, 23680), (16465, 23552), (17020, 22784), (18944, 20470)]