196318720

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:400

約数の個数: 160

約数和(自身を含む): 538278048

約数和(自身を除く): 341959328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 256, 260, 272, 320, 340, 347, 416, 442, 512, 520, 544, 640, 680, 694, 832, 884, 1040, 1088, 1105, 1280, 1360, 1388, 1664, 1735, 1768, 2080, 2176, 2210, 2560, 2720, 2776, 3328, 3470, 3536, 4160, 4352, 4420, 4511, 5440, 5552, 5899, 6656, 6940, 7072, 8320, 8704, 8840, 9022, 10880, 11104, 11798, 13880, 14144, 16640, 17680, 18044, 21760, 22208, 22555, 23596, 27760, 28288, 29495, 33280, 35360, 36088, 43520, 44416, 45110, 47192, 55520, 56576, 58990, 70720, 72176, 76687, 88832, 90220, 94384, 111040, 113152, 117980, 141440, 144352, 153374, 177664, 180440, 188768, 222080, 235960, 282880, 288704, 306748, 360880, 377536, 383435, 444160, 471920, 565760, 577408, 613496, 721760, 755072, 766870, 888320, 943840, 1154816, 1226992, 1443520, 1510144, 1533740, 1887680, 2309632, 2453984, 2887040, 3020288, 3067480, 3775360, 4907968, 5774080, 6134960, 7550720, 9815936, 11548160, 12269920, 15101440, 19631872, 24539840, 39263744, 49079680, 98159360, 196318720]

約数ペア:

[(1, 196318720), (2, 98159360), (4, 49079680), (5, 39263744), (8, 24539840), (10, 19631872), (13, 15101440), (16, 12269920), (17, 11548160), (20, 9815936), (26, 7550720), (32, 6134960), (34, 5774080), (40, 4907968), (52, 3775360), (64, 3067480), (65, 3020288), (68, 2887040), (80, 2453984), (85, 2309632), (104, 1887680), (128, 1533740), (130, 1510144), (136, 1443520), (160, 1226992), (170, 1154816), (208, 943840), (221, 888320), (256, 766870), (260, 755072), (272, 721760), (320, 613496), (340, 577408), (347, 565760), (416, 471920), (442, 444160), (512, 383435), (520, 377536), (544, 360880), (640, 306748), (680, 288704), (694, 282880), (832, 235960), (884, 222080), (1040, 188768), (1088, 180440), (1105, 177664), (1280, 153374), (1360, 144352), (1388, 141440), (1664, 117980), (1735, 113152), (1768, 111040), (2080, 94384), (2176, 90220), (2210, 88832), (2560, 76687), (2720, 72176), (2776, 70720), (3328, 58990), (3470, 56576), (3536, 55520), (4160, 47192), (4352, 45110), (4420, 44416), (4511, 43520), (5440, 36088), (5552, 35360), (5899, 33280), (6656, 29495), (6940, 28288), (7072, 27760), (8320, 23596), (8704, 22555), (8840, 22208), (9022, 21760), (10880, 18044), (11104, 17680), (11798, 16640), (13880, 14144)]