90235440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5449}}^1$

素因数の和:5491

約数の個数: 120

約数和(自身を含む): 316274400

約数和(自身を除く): 226038960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5449, 5520, 8280, 10898, 16347, 16560, 21796, 27245, 32694, 43592, 49041, 54490, 65388, 81735, 87184, 98082, 108980, 125327, 130776, 163470, 196164, 217960, 245205, 250654, 261552, 326940, 375981, 392328, 435920, 490410, 501308, 626635, 653880, 751962, 784656, 980820, 1002616, 1127943, 1253270, 1307760, 1503924, 1879905, 1961640, 2005232, 2255886, 2506540, 3007848, 3759810, 3923280, 4511772, 5013080, 5639715, 6015696, 7519620, 9023544, 10026160, 11279430, 15039240, 18047088, 22558860, 30078480, 45117720, 90235440]

約数ペア:

[(1, 90235440), (2, 45117720), (3, 30078480), (4, 22558860), (5, 18047088), (6, 15039240), (8, 11279430), (9, 10026160), (10, 9023544), (12, 7519620), (15, 6015696), (16, 5639715), (18, 5013080), (20, 4511772), (23, 3923280), (24, 3759810), (30, 3007848), (36, 2506540), (40, 2255886), (45, 2005232), (46, 1961640), (48, 1879905), (60, 1503924), (69, 1307760), (72, 1253270), (80, 1127943), (90, 1002616), (92, 980820), (115, 784656), (120, 751962), (138, 653880), (144, 626635), (180, 501308), (184, 490410), (207, 435920), (230, 392328), (240, 375981), (276, 326940), (345, 261552), (360, 250654), (368, 245205), (414, 217960), (460, 196164), (552, 163470), (690, 130776), (720, 125327), (828, 108980), (920, 98082), (1035, 87184), (1104, 81735), (1380, 65388), (1656, 54490), (1840, 49041), (2070, 43592), (2760, 32694), (3312, 27245), (4140, 21796), (5449, 16560), (5520, 16347), (8280, 10898)]