217538160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4231

約数の個数: 160

約数和(自身を含む): 795758592

約数和(自身を除く): 578220432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4177, 4340, 5208, 6510, 7440, 8354, 8680, 10416, 12531, 13020, 16708, 17360, 20885, 25062, 26040, 29239, 33416, 41770, 50124, 52080, 58478, 62655, 66832, 83540, 87717, 100248, 116956, 125310, 129487, 146195, 167080, 175434, 200496, 233912, 250620, 258974, 292390, 334160, 350868, 388461, 438585, 467824, 501240, 517948, 584780, 647435, 701736, 776922, 877170, 906409, 1002480, 1035896, 1169560, 1294870, 1403472, 1553844, 1754340, 1812818, 1942305, 2071792, 2339120, 2589740, 2719227, 3107688, 3508680, 3625636, 3884610, 4532045, 5179480, 5438454, 6215376, 7017360, 7251272, 7769220, 9064090, 10358960, 10876908, 13596135, 14502544, 15538440, 18128180, 21753816, 27192270, 31076880, 36256360, 43507632, 54384540, 72512720, 108769080, 217538160]

約数ペア:

[(1, 217538160), (2, 108769080), (3, 72512720), (4, 54384540), (5, 43507632), (6, 36256360), (7, 31076880), (8, 27192270), (10, 21753816), (12, 18128180), (14, 15538440), (15, 14502544), (16, 13596135), (20, 10876908), (21, 10358960), (24, 9064090), (28, 7769220), (30, 7251272), (31, 7017360), (35, 6215376), (40, 5438454), (42, 5179480), (48, 4532045), (56, 3884610), (60, 3625636), (62, 3508680), (70, 3107688), (80, 2719227), (84, 2589740), (93, 2339120), (105, 2071792), (112, 1942305), (120, 1812818), (124, 1754340), (140, 1553844), (155, 1403472), (168, 1294870), (186, 1169560), (210, 1035896), (217, 1002480), (240, 906409), (248, 877170), (280, 776922), (310, 701736), (336, 647435), (372, 584780), (420, 517948), (434, 501240), (465, 467824), (496, 438585), (560, 388461), (620, 350868), (651, 334160), (744, 292390), (840, 258974), (868, 250620), (930, 233912), (1085, 200496), (1240, 175434), (1302, 167080), (1488, 146195), (1680, 129487), (1736, 125310), (1860, 116956), (2170, 100248), (2480, 87717), (2604, 83540), (3255, 66832), (3472, 62655), (3720, 58478), (4177, 52080), (4340, 50124), (5208, 41770), (6510, 33416), (7440, 29239), (8354, 26040), (8680, 25062), (10416, 20885), (12531, 17360), (13020, 16708)]