216378960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 800889216

約数和(自身を除く): 584510256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 59, 60, 70, 74, 80, 84, 105, 111, 112, 118, 120, 140, 148, 168, 177, 185, 210, 222, 236, 240, 259, 280, 295, 296, 336, 354, 370, 413, 420, 444, 472, 518, 555, 560, 590, 592, 708, 740, 777, 826, 840, 885, 888, 944, 1036, 1110, 1180, 1239, 1295, 1416, 1480, 1554, 1652, 1680, 1770, 1776, 2065, 2072, 2183, 2220, 2360, 2478, 2590, 2832, 2960, 3108, 3304, 3481, 3540, 3885, 4130, 4144, 4366, 4440, 4720, 4956, 5180, 6195, 6216, 6549, 6608, 6962, 7080, 7770, 8260, 8732, 8880, 9912, 10360, 10443, 10915, 12390, 12432, 13098, 13924, 14160, 15281, 15540, 16520, 17405, 17464, 19824, 20720, 20886, 21830, 24367, 24780, 26196, 27848, 30562, 31080, 32745, 33040, 34810, 34928, 41772, 43660, 45843, 48734, 49560, 52215, 52392, 55696, 61124, 62160, 65490, 69620, 73101, 76405, 83544, 87320, 91686, 97468, 99120, 104430, 104784, 121835, 122248, 128797, 130980, 139240, 146202, 152810, 167088, 174640, 183372, 194936, 208860, 229215, 243670, 244496, 257594, 261960, 278480, 292404, 305620, 365505, 366744, 386391, 389872, 417720, 458430, 487340, 515188, 523920, 584808, 611240, 643985, 731010, 733488, 772782, 835440, 901579, 916860, 974680, 1030376, 1169616, 1222480, 1287970, 1462020, 1545564, 1803158, 1833720, 1931955, 1949360, 2060752, 2575940, 2704737, 2924040, 3091128, 3606316, 3667440, 3863910, 4507895, 5151880, 5409474, 5848080, 6182256, 7212632, 7727820, 9015790, 10303760, 10818948, 13523685, 14425264, 15455640, 18031580, 21637896, 27047370, 30911280, 36063160, 43275792, 54094740, 72126320, 108189480, 216378960]

約数ペア:

[(1, 216378960), (2, 108189480), (3, 72126320), (4, 54094740), (5, 43275792), (6, 36063160), (7, 30911280), (8, 27047370), (10, 21637896), (12, 18031580), (14, 15455640), (15, 14425264), (16, 13523685), (20, 10818948), (21, 10303760), (24, 9015790), (28, 7727820), (30, 7212632), (35, 6182256), (37, 5848080), (40, 5409474), (42, 5151880), (48, 4507895), (56, 3863910), (59, 3667440), (60, 3606316), (70, 3091128), (74, 2924040), (80, 2704737), (84, 2575940), (105, 2060752), (111, 1949360), (112, 1931955), (118, 1833720), (120, 1803158), (140, 1545564), (148, 1462020), (168, 1287970), (177, 1222480), (185, 1169616), (210, 1030376), (222, 974680), (236, 916860), (240, 901579), (259, 835440), (280, 772782), (295, 733488), (296, 731010), (336, 643985), (354, 611240), (370, 584808), (413, 523920), (420, 515188), (444, 487340), (472, 458430), (518, 417720), (555, 389872), (560, 386391), (590, 366744), (592, 365505), (708, 305620), (740, 292404), (777, 278480), (826, 261960), (840, 257594), (885, 244496), (888, 243670), (944, 229215), (1036, 208860), (1110, 194936), (1180, 183372), (1239, 174640), (1295, 167088), (1416, 152810), (1480, 146202), (1554, 139240), (1652, 130980), (1680, 128797), (1770, 122248), (1776, 121835), (2065, 104784), (2072, 104430), (2183, 99120), (2220, 97468), (2360, 91686), (2478, 87320), (2590, 83544), (2832, 76405), (2960, 73101), (3108, 69620), (3304, 65490), (3481, 62160), (3540, 61124), (3885, 55696), (4130, 52392), (4144, 52215), (4366, 49560), (4440, 48734), (4720, 45843), (4956, 43660), (5180, 41772), (6195, 34928), (6216, 34810), (6549, 33040), (6608, 32745), (6962, 31080), (7080, 30562), (7770, 27848), (8260, 26196), (8732, 24780), (8880, 24367), (9912, 21830), (10360, 20886), (10443, 20720), (10915, 19824), (12390, 17464), (12432, 17405), (13098, 16520), (13924, 15540), (14160, 15281)]