2809689120

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{30971}}^1$

素因数の和:31005

約数の個数: 240

約数和(自身を含む): 11332778688

約数和(自身を除く): 8523089568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 30240, 30971, 45360, 61942, 90720, 92913, 123884, 154855, 185826, 216797, 247768, 278739, 309710, 371652, 433594, 464565, 495536, 557478, 619420, 650391, 743304, 836217, 867188, 929130, 991072, 1083985, 1114956, 1238840, 1300782, 1393695, 1486608, 1672434, 1734376, 1858260, 1951173, 2167970, 2229912, 2477680, 2508651, 2601564, 2787390, 2973216, 3251955, 3344868, 3468752, 3716520, 3902346, 4181085, 4335940, 4459824, 4955360, 5017302, 5203128, 5574780, 5853519, 6503910, 6689736, 6937504, 7433040, 7804692, 8362170, 8671880, 8919648, 9755865, 10034604, 10406256, 11149560, 11707038, 12543255, 13007820, 13379472, 14866080, 15609384, 16724340, 17343760, 17560557, 19511730, 20069208, 20812512, 22299120, 23414076, 25086510, 26015640, 26758944, 29267595, 31218768, 33448680, 34687520, 35121114, 39023460, 40138416, 44598240, 46828152, 50173020, 52031280, 58535190, 62437536, 66897360, 70242228, 78046920, 80276832, 87802785, 93656304, 100346040, 104062560, 117070380, 133794720, 140484456, 156093840, 175605570, 187312608, 200692080, 234140760, 280968912, 312187680, 351211140, 401384160, 468281520, 561937824, 702422280, 936563040, 1404844560, 2809689120]

約数ペア:

[(1, 2809689120), (2, 1404844560), (3, 936563040), (4, 702422280), (5, 561937824), (6, 468281520), (7, 401384160), (8, 351211140), (9, 312187680), (10, 280968912), (12, 234140760), (14, 200692080), (15, 187312608), (16, 175605570), (18, 156093840), (20, 140484456), (21, 133794720), (24, 117070380), (27, 104062560), (28, 100346040), (30, 93656304), (32, 87802785), (35, 80276832), (36, 78046920), (40, 70242228), (42, 66897360), (45, 62437536), (48, 58535190), (54, 52031280), (56, 50173020), (60, 46828152), (63, 44598240), (70, 40138416), (72, 39023460), (80, 35121114), (81, 34687520), (84, 33448680), (90, 31218768), (96, 29267595), (105, 26758944), (108, 26015640), (112, 25086510), (120, 23414076), (126, 22299120), (135, 20812512), (140, 20069208), (144, 19511730), (160, 17560557), (162, 17343760), (168, 16724340), (180, 15609384), (189, 14866080), (210, 13379472), (216, 13007820), (224, 12543255), (240, 11707038), (252, 11149560), (270, 10406256), (280, 10034604), (288, 9755865), (315, 8919648), (324, 8671880), (336, 8362170), (360, 7804692), (378, 7433040), (405, 6937504), (420, 6689736), (432, 6503910), (480, 5853519), (504, 5574780), (540, 5203128), (560, 5017302), (567, 4955360), (630, 4459824), (648, 4335940), (672, 4181085), (720, 3902346), (756, 3716520), (810, 3468752), (840, 3344868), (864, 3251955), (945, 2973216), (1008, 2787390), (1080, 2601564), (1120, 2508651), (1134, 2477680), (1260, 2229912), (1296, 2167970), (1440, 1951173), (1512, 1858260), (1620, 1734376), (1680, 1672434), (1890, 1486608), (2016, 1393695), (2160, 1300782), (2268, 1238840), (2520, 1114956), (2592, 1083985), (2835, 991072), (3024, 929130), (3240, 867188), (3360, 836217), (3780, 743304), (4320, 650391), (4536, 619420), (5040, 557478), (5670, 495536), (6048, 464565), (6480, 433594), (7560, 371652), (9072, 309710), (10080, 278739), (11340, 247768), (12960, 216797), (15120, 185826), (18144, 154855), (22680, 123884), (30240, 92913), (30971, 90720), (45360, 61942)]