74123520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 240374400

約数和(自身を除く): 166250880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 199, 240, 256, 291, 320, 384, 388, 398, 480, 485, 582, 597, 640, 768, 776, 796, 960, 970, 995, 1164, 1194, 1280, 1455, 1552, 1592, 1920, 1940, 1990, 2328, 2388, 2910, 2985, 3104, 3184, 3840, 3880, 3980, 4656, 4776, 5820, 5970, 6208, 6368, 7760, 7960, 9312, 9552, 11640, 11940, 12416, 12736, 15520, 15920, 18624, 19104, 19303, 23280, 23880, 24832, 25472, 31040, 31840, 37248, 38208, 38606, 46560, 47760, 50944, 57909, 62080, 63680, 74496, 76416, 77212, 93120, 95520, 96515, 115818, 124160, 127360, 152832, 154424, 186240, 191040, 193030, 231636, 254720, 289545, 308848, 372480, 382080, 386060, 463272, 579090, 617696, 764160, 772120, 926544, 1158180, 1235392, 1544240, 1853088, 2316360, 2470784, 3088480, 3706176, 4632720, 4941568, 6176960, 7412352, 9265440, 12353920, 14824704, 18530880, 24707840, 37061760, 74123520]

約数ペア:

[(1, 74123520), (2, 37061760), (3, 24707840), (4, 18530880), (5, 14824704), (6, 12353920), (8, 9265440), (10, 7412352), (12, 6176960), (15, 4941568), (16, 4632720), (20, 3706176), (24, 3088480), (30, 2470784), (32, 2316360), (40, 1853088), (48, 1544240), (60, 1235392), (64, 1158180), (80, 926544), (96, 772120), (97, 764160), (120, 617696), (128, 579090), (160, 463272), (192, 386060), (194, 382080), (199, 372480), (240, 308848), (256, 289545), (291, 254720), (320, 231636), (384, 193030), (388, 191040), (398, 186240), (480, 154424), (485, 152832), (582, 127360), (597, 124160), (640, 115818), (768, 96515), (776, 95520), (796, 93120), (960, 77212), (970, 76416), (995, 74496), (1164, 63680), (1194, 62080), (1280, 57909), (1455, 50944), (1552, 47760), (1592, 46560), (1920, 38606), (1940, 38208), (1990, 37248), (2328, 31840), (2388, 31040), (2910, 25472), (2985, 24832), (3104, 23880), (3184, 23280), (3840, 19303), (3880, 19104), (3980, 18624), (4656, 15920), (4776, 15520), (5820, 12736), (5970, 12416), (6208, 11940), (6368, 11640), (7760, 9552), (7960, 9312)]