178967520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3359}}^1$

素因数の和:3417

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 448452000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 360, 370, 444, 480, 555, 592, 666, 720, 740, 888, 1110, 1184, 1332, 1440, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 3359, 3552, 4440, 5328, 5920, 6660, 6718, 8880, 10077, 10656, 13320, 13436, 16795, 17760, 20154, 26640, 26872, 30231, 33590, 40308, 50385, 53280, 53744, 60462, 67180, 80616, 100770, 107488, 120924, 124283, 134360, 151155, 161232, 201540, 241848, 248566, 268720, 302310, 322464, 372849, 403080, 483696, 497132, 537440, 604620, 621415, 745698, 806160, 967392, 994264, 1118547, 1209240, 1242830, 1491396, 1612320, 1864245, 1988528, 2237094, 2418480, 2485660, 2982792, 3728490, 3977056, 4474188, 4836960, 4971320, 5592735, 5965584, 7456980, 8948376, 9942640, 11185470, 11931168, 14913960, 17896752, 19885280, 22370940, 29827920, 35793504, 44741880, 59655840, 89483760, 178967520]

約数ペア:

[(1, 178967520), (2, 89483760), (3, 59655840), (4, 44741880), (5, 35793504), (6, 29827920), (8, 22370940), (9, 19885280), (10, 17896752), (12, 14913960), (15, 11931168), (16, 11185470), (18, 9942640), (20, 8948376), (24, 7456980), (30, 5965584), (32, 5592735), (36, 4971320), (37, 4836960), (40, 4474188), (45, 3977056), (48, 3728490), (60, 2982792), (72, 2485660), (74, 2418480), (80, 2237094), (90, 1988528), (96, 1864245), (111, 1612320), (120, 1491396), (144, 1242830), (148, 1209240), (160, 1118547), (180, 994264), (185, 967392), (222, 806160), (240, 745698), (288, 621415), (296, 604620), (333, 537440), (360, 497132), (370, 483696), (444, 403080), (480, 372849), (555, 322464), (592, 302310), (666, 268720), (720, 248566), (740, 241848), (888, 201540), (1110, 161232), (1184, 151155), (1332, 134360), (1440, 124283), (1480, 120924), (1665, 107488), (1776, 100770), (2220, 80616), (2664, 67180), (2960, 60462), (3330, 53744), (3359, 53280), (3552, 50385), (4440, 40308), (5328, 33590), (5920, 30231), (6660, 26872), (6718, 26640), (8880, 20154), (10077, 17760), (10656, 16795), (13320, 13436)]