1639793520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 5645352960

約数和(自身を除く): 4005559440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 127, 144, 158, 180, 227, 237, 240, 254, 316, 360, 381, 395, 454, 474, 508, 632, 635, 681, 711, 720, 762, 790, 908, 948, 1016, 1135, 1143, 1185, 1264, 1270, 1362, 1422, 1524, 1580, 1816, 1896, 1905, 2032, 2043, 2270, 2286, 2370, 2540, 2724, 2844, 3048, 3160, 3405, 3555, 3632, 3792, 3810, 4086, 4540, 4572, 4740, 5080, 5448, 5688, 5715, 6096, 6320, 6810, 7110, 7620, 8172, 9080, 9144, 9480, 10033, 10160, 10215, 10896, 11376, 11430, 13620, 14220, 15240, 16344, 17933, 18160, 18288, 18960, 20066, 20430, 22860, 27240, 28440, 28829, 30099, 30480, 32688, 35866, 40132, 40860, 45720, 50165, 53799, 54480, 56880, 57658, 60198, 71732, 80264, 81720, 86487, 89665, 90297, 91440, 100330, 107598, 115316, 120396, 143464, 144145, 150495, 160528, 161397, 163440, 172974, 179330, 180594, 200660, 215196, 230632, 240792, 259461, 268995, 286928, 288290, 300990, 322794, 345948, 358660, 361188, 401320, 430392, 432435, 451485, 461264, 481584, 518922, 537990, 576580, 601980, 645588, 691896, 717320, 722376, 802640, 806985, 860784, 864870, 902970, 1037844, 1075980, 1153160, 1203960, 1291176, 1297305, 1383792, 1434640, 1444752, 1613970, 1729740, 1805940, 2075688, 2151960, 2277491, 2306320, 2407920, 2582352, 2594610, 3227940, 3459480, 3611880, 4151376, 4303920, 4554982, 5189220, 6455880, 6832473, 6918960, 7223760, 9109964, 10378440, 11387455, 12911760, 13664946, 18219928, 20497419, 20756880, 22774910, 27329892, 34162365, 36439856, 40994838, 45549820, 54659784, 68324730, 81989676, 91099640, 102487095, 109319568, 136649460, 163979352, 182199280, 204974190, 273298920, 327958704, 409948380, 546597840, 819896760, 1639793520]

約数ペア:

[(1, 1639793520), (2, 819896760), (3, 546597840), (4, 409948380), (5, 327958704), (6, 273298920), (8, 204974190), (9, 182199280), (10, 163979352), (12, 136649460), (15, 109319568), (16, 102487095), (18, 91099640), (20, 81989676), (24, 68324730), (30, 54659784), (36, 45549820), (40, 40994838), (45, 36439856), (48, 34162365), (60, 27329892), (72, 22774910), (79, 20756880), (80, 20497419), (90, 18219928), (120, 13664946), (127, 12911760), (144, 11387455), (158, 10378440), (180, 9109964), (227, 7223760), (237, 6918960), (240, 6832473), (254, 6455880), (316, 5189220), (360, 4554982), (381, 4303920), (395, 4151376), (454, 3611880), (474, 3459480), (508, 3227940), (632, 2594610), (635, 2582352), (681, 2407920), (711, 2306320), (720, 2277491), (762, 2151960), (790, 2075688), (908, 1805940), (948, 1729740), (1016, 1613970), (1135, 1444752), (1143, 1434640), (1185, 1383792), (1264, 1297305), (1270, 1291176), (1362, 1203960), (1422, 1153160), (1524, 1075980), (1580, 1037844), (1816, 902970), (1896, 864870), (1905, 860784), (2032, 806985), (2043, 802640), (2270, 722376), (2286, 717320), (2370, 691896), (2540, 645588), (2724, 601980), (2844, 576580), (3048, 537990), (3160, 518922), (3405, 481584), (3555, 461264), (3632, 451485), (3792, 432435), (3810, 430392), (4086, 401320), (4540, 361188), (4572, 358660), (4740, 345948), (5080, 322794), (5448, 300990), (5688, 288290), (5715, 286928), (6096, 268995), (6320, 259461), (6810, 240792), (7110, 230632), (7620, 215196), (8172, 200660), (9080, 180594), (9144, 179330), (9480, 172974), (10033, 163440), (10160, 161397), (10215, 160528), (10896, 150495), (11376, 144145), (11430, 143464), (13620, 120396), (14220, 115316), (15240, 107598), (16344, 100330), (17933, 91440), (18160, 90297), (18288, 89665), (18960, 86487), (20066, 81720), (20430, 80264), (22860, 71732), (27240, 60198), (28440, 57658), (28829, 56880), (30099, 54480), (30480, 53799), (32688, 50165), (35866, 45720), (40132, 40860)]