20804739480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{859}}^1\times {\mathrm{1373}}^1$

素因数の和:2263

約数の個数: 288

約数和(自身を含む): 78803571600

約数和(自身を除く): 57998832120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 859, 882, 980, 1176, 1260, 1373, 1470, 1718, 1764, 1960, 2205, 2520, 2577, 2746, 2940, 3436, 3528, 4119, 4295, 4410, 5154, 5492, 5880, 6013, 6865, 6872, 7731, 8238, 8590, 8820, 9611, 10308, 10984, 12026, 12357, 12885, 13730, 15462, 16476, 17180, 17640, 18039, 19222, 20595, 20616, 24052, 24714, 25770, 27460, 28833, 30065, 30924, 32952, 34360, 36078, 38444, 38655, 41190, 42091, 48055, 48104, 49428, 51540, 54117, 54920, 57666, 60130, 61785, 61848, 67277, 72156, 76888, 77310, 82380, 84182, 86499, 90195, 96110, 98856, 103080, 108234, 115332, 120260, 123570, 126273, 134554, 144165, 144312, 154620, 164760, 168364, 172998, 180390, 192220, 201831, 210455, 216468, 230664, 240520, 247140, 252546, 269108, 270585, 288330, 309240, 336385, 336728, 345996, 360780, 378819, 384440, 403662, 420910, 432495, 432936, 494280, 505092, 538216, 541170, 576660, 605493, 631365, 672770, 691992, 721560, 757638, 807324, 841820, 864990, 1009155, 1010184, 1082340, 1153320, 1179407, 1210986, 1262730, 1345540, 1515276, 1614648, 1683640, 1729980, 1894095, 2018310, 2164680, 2358814, 2421972, 2525460, 2691080, 3027465, 3030552, 3459960, 3538221, 3788190, 4036620, 4717628, 4843944, 5050920, 5897035, 6054930, 7076442, 7576380, 8073240, 8255849, 9435256, 10614663, 11794070, 12109860, 14152884, 15152760, 16511698, 17691105, 21229326, 23588140, 24219720, 24767547, 28305768, 33023396, 35382210, 41279245, 42458652, 47176280, 49535094, 53073315, 57790943, 66046792, 70764420, 74302641, 82558490, 84917304, 99070188, 106146630, 115581886, 123837735, 141528840, 148605282, 165116980, 173372829, 198140376, 212293260, 231163772, 247675470, 288954715, 297210564, 330233960, 346745658, 371513205, 424586520, 462327544, 495350940, 520118487, 577909430, 594421128, 693491316, 743026410, 866864145, 990701880, 1040236974, 1155818860, 1386982632, 1486052820, 1733728290, 2080473948, 2311637720, 2600592435, 2972105640, 3467456580, 4160947896, 5201184870, 6934913160, 10402369740, 20804739480]

約数ペア:

[(1, 20804739480), (2, 10402369740), (3, 6934913160), (4, 5201184870), (5, 4160947896), (6, 3467456580), (7, 2972105640), (8, 2600592435), (9, 2311637720), (10, 2080473948), (12, 1733728290), (14, 1486052820), (15, 1386982632), (18, 1155818860), (20, 1040236974), (21, 990701880), (24, 866864145), (28, 743026410), (30, 693491316), (35, 594421128), (36, 577909430), (40, 520118487), (42, 495350940), (45, 462327544), (49, 424586520), (56, 371513205), (60, 346745658), (63, 330233960), (70, 297210564), (72, 288954715), (84, 247675470), (90, 231163772), (98, 212293260), (105, 198140376), (120, 173372829), (126, 165116980), (140, 148605282), (147, 141528840), (168, 123837735), (180, 115581886), (196, 106146630), (210, 99070188), (245, 84917304), (252, 82558490), (280, 74302641), (294, 70764420), (315, 66046792), (360, 57790943), (392, 53073315), (420, 49535094), (441, 47176280), (490, 42458652), (504, 41279245), (588, 35382210), (630, 33023396), (735, 28305768), (840, 24767547), (859, 24219720), (882, 23588140), (980, 21229326), (1176, 17691105), (1260, 16511698), (1373, 15152760), (1470, 14152884), (1718, 12109860), (1764, 11794070), (1960, 10614663), (2205, 9435256), (2520, 8255849), (2577, 8073240), (2746, 7576380), (2940, 7076442), (3436, 6054930), (3528, 5897035), (4119, 5050920), (4295, 4843944), (4410, 4717628), (5154, 4036620), (5492, 3788190), (5880, 3538221), (6013, 3459960), (6865, 3030552), (6872, 3027465), (7731, 2691080), (8238, 2525460), (8590, 2421972), (8820, 2358814), (9611, 2164680), (10308, 2018310), (10984, 1894095), (12026, 1729980), (12357, 1683640), (12885, 1614648), (13730, 1515276), (15462, 1345540), (16476, 1262730), (17180, 1210986), (17640, 1179407), (18039, 1153320), (19222, 1082340), (20595, 1010184), (20616, 1009155), (24052, 864990), (24714, 841820), (25770, 807324), (27460, 757638), (28833, 721560), (30065, 691992), (30924, 672770), (32952, 631365), (34360, 605493), (36078, 576660), (38444, 541170), (38655, 538216), (41190, 505092), (42091, 494280), (48055, 432936), (48104, 432495), (49428, 420910), (51540, 403662), (54117, 384440), (54920, 378819), (57666, 360780), (60130, 345996), (61785, 336728), (61848, 336385), (67277, 309240), (72156, 288330), (76888, 270585), (77310, 269108), (82380, 252546), (84182, 247140), (86499, 240520), (90195, 230664), (96110, 216468), (98856, 210455), (103080, 201831), (108234, 192220), (115332, 180390), (120260, 172998), (123570, 168364), (126273, 164760), (134554, 154620), (144165, 144312)]