1320644640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 288

約数和(自身を含む): 4924644480

約数和(自身を除く): 3603999840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 409, 420, 434, 465, 480, 496, 560, 620, 651, 672, 744, 818, 840, 868, 930, 961, 992, 1085, 1120, 1227, 1240, 1302, 1488, 1636, 1680, 1736, 1860, 1922, 2045, 2170, 2454, 2480, 2604, 2863, 2883, 2976, 3255, 3272, 3360, 3472, 3720, 3844, 4090, 4340, 4805, 4908, 4960, 5208, 5726, 5766, 6135, 6510, 6544, 6727, 6944, 7440, 7688, 8180, 8589, 8680, 9610, 9816, 10416, 11452, 11532, 12270, 12679, 13020, 13088, 13454, 14315, 14415, 14880, 15376, 16360, 17178, 17360, 19220, 19632, 20181, 20832, 22904, 23064, 24540, 25358, 26040, 26908, 28630, 28830, 30752, 32720, 33635, 34356, 34720, 38037, 38440, 39264, 40362, 42945, 45808, 46128, 49080, 50716, 52080, 53816, 57260, 57660, 63395, 65440, 67270, 68712, 76074, 76880, 80724, 85890, 88753, 91616, 92256, 98160, 100905, 101432, 104160, 107632, 114520, 115320, 126790, 134540, 137424, 152148, 153760, 161448, 171780, 177506, 190185, 196320, 201810, 202864, 215264, 229040, 230640, 253580, 266259, 269080, 274848, 304296, 322896, 343560, 355012, 380370, 393049, 403620, 405728, 443765, 458080, 461280, 507160, 532518, 538160, 608592, 645792, 687120, 710024, 760740, 786098, 807240, 887530, 1014320, 1065036, 1076320, 1179147, 1217184, 1331295, 1374240, 1420048, 1521480, 1572196, 1614480, 1775060, 1965245, 2028640, 2130072, 2358294, 2662590, 2751343, 2840096, 3042960, 3144392, 3228960, 3550120, 3930490, 4260144, 4716588, 5325180, 5502686, 5895735, 6085920, 6288784, 7100240, 7860980, 8254029, 8520288, 9433176, 10650360, 11005372, 11791470, 12577568, 13756715, 14200480, 15721960, 16508058, 18866352, 21300720, 22010744, 23582940, 27513430, 31443920, 33016116, 37732704, 41270145, 42601440, 44021488, 47165880, 55026860, 62887840, 66032232, 82540290, 88042976, 94331760, 110053720, 132064464, 165080580, 188663520, 220107440, 264128928, 330161160, 440214880, 660322320, 1320644640]

約数ペア:

[(1, 1320644640), (2, 660322320), (3, 440214880), (4, 330161160), (5, 264128928), (6, 220107440), (7, 188663520), (8, 165080580), (10, 132064464), (12, 110053720), (14, 94331760), (15, 88042976), (16, 82540290), (20, 66032232), (21, 62887840), (24, 55026860), (28, 47165880), (30, 44021488), (31, 42601440), (32, 41270145), (35, 37732704), (40, 33016116), (42, 31443920), (48, 27513430), (56, 23582940), (60, 22010744), (62, 21300720), (70, 18866352), (80, 16508058), (84, 15721960), (93, 14200480), (96, 13756715), (105, 12577568), (112, 11791470), (120, 11005372), (124, 10650360), (140, 9433176), (155, 8520288), (160, 8254029), (168, 7860980), (186, 7100240), (210, 6288784), (217, 6085920), (224, 5895735), (240, 5502686), (248, 5325180), (280, 4716588), (310, 4260144), (336, 3930490), (372, 3550120), (409, 3228960), (420, 3144392), (434, 3042960), (465, 2840096), (480, 2751343), (496, 2662590), (560, 2358294), (620, 2130072), (651, 2028640), (672, 1965245), (744, 1775060), (818, 1614480), (840, 1572196), (868, 1521480), (930, 1420048), (961, 1374240), (992, 1331295), (1085, 1217184), (1120, 1179147), (1227, 1076320), (1240, 1065036), (1302, 1014320), (1488, 887530), (1636, 807240), (1680, 786098), (1736, 760740), (1860, 710024), (1922, 687120), (2045, 645792), (2170, 608592), (2454, 538160), (2480, 532518), (2604, 507160), (2863, 461280), (2883, 458080), (2976, 443765), (3255, 405728), (3272, 403620), (3360, 393049), (3472, 380370), (3720, 355012), (3844, 343560), (4090, 322896), (4340, 304296), (4805, 274848), (4908, 269080), (4960, 266259), (5208, 253580), (5726, 230640), (5766, 229040), (6135, 215264), (6510, 202864), (6544, 201810), (6727, 196320), (6944, 190185), (7440, 177506), (7688, 171780), (8180, 161448), (8589, 153760), (8680, 152148), (9610, 137424), (9816, 134540), (10416, 126790), (11452, 115320), (11532, 114520), (12270, 107632), (12679, 104160), (13020, 101432), (13088, 100905), (13454, 98160), (14315, 92256), (14415, 91616), (14880, 88753), (15376, 85890), (16360, 80724), (17178, 76880), (17360, 76074), (19220, 68712), (19632, 67270), (20181, 65440), (20832, 63395), (22904, 57660), (23064, 57260), (24540, 53816), (25358, 52080), (26040, 50716), (26908, 49080), (28630, 46128), (28830, 45808), (30752, 42945), (32720, 40362), (33635, 39264), (34356, 38440), (34720, 38037)]