19996391520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{25111}}^1$

素因数の和:25218

約数の個数: 288

約数和(自身を含む): 78976235520

約数和(自身を除く): 58979844000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 158, 160, 168, 180, 210, 224, 237, 240, 252, 280, 288, 315, 316, 336, 360, 395, 420, 474, 480, 504, 553, 560, 630, 632, 672, 711, 720, 790, 840, 948, 1008, 1106, 1120, 1185, 1260, 1264, 1422, 1440, 1580, 1659, 1680, 1896, 2016, 2212, 2370, 2520, 2528, 2765, 2844, 3160, 3318, 3360, 3555, 3792, 4424, 4740, 4977, 5040, 5530, 5688, 6320, 6636, 7110, 7584, 8295, 8848, 9480, 9954, 10080, 11060, 11376, 12640, 13272, 14220, 16590, 17696, 18960, 19908, 22120, 22752, 24885, 25111, 26544, 28440, 33180, 37920, 39816, 44240, 49770, 50222, 53088, 56880, 66360, 75333, 79632, 88480, 99540, 100444, 113760, 125555, 132720, 150666, 159264, 175777, 199080, 200888, 225999, 251110, 265440, 301332, 351554, 376665, 398160, 401776, 451998, 502220, 527331, 602664, 703108, 753330, 796320, 803552, 878885, 903996, 1004440, 1054662, 1129995, 1205328, 1406216, 1506660, 1581993, 1757770, 1807992, 1983769, 2008880, 2109324, 2259990, 2410656, 2636655, 2812432, 3013320, 3163986, 3515540, 3615984, 3967538, 4017760, 4218648, 4519980, 5273310, 5624864, 5951307, 6026640, 6327972, 7031080, 7231968, 7909965, 7935076, 8437296, 9039960, 9918845, 10546620, 11902614, 12053280, 12655944, 13886383, 14062160, 15819930, 15870152, 16874592, 17853921, 18079920, 19837690, 21093240, 23805228, 25311888, 27772766, 28124320, 29756535, 31639860, 31740304, 35707842, 36159840, 39675380, 41659149, 42186480, 47610456, 50623776, 55545532, 59513070, 63279720, 63480608, 69431915, 71415684, 79350760, 83318298, 84372960, 89269605, 95220912, 111091064, 119026140, 124977447, 126559440, 138863830, 142831368, 158701520, 166636596, 178539210, 190441824, 208295745, 222182128, 238052280, 249954894, 253118880, 277727660, 285662736, 317403040, 333273192, 357078420, 416591490, 444364256, 476104560, 499909788, 555455320, 571325472, 624887235, 666546384, 714156840, 833182980, 952209120, 999819576, 1110910640, 1249774470, 1333092768, 1428313680, 1666365960, 1999639152, 2221821280, 2499548940, 2856627360, 3332731920, 3999278304, 4999097880, 6665463840, 9998195760, 19996391520]

約数ペア:

[(1, 19996391520), (2, 9998195760), (3, 6665463840), (4, 4999097880), (5, 3999278304), (6, 3332731920), (7, 2856627360), (8, 2499548940), (9, 2221821280), (10, 1999639152), (12, 1666365960), (14, 1428313680), (15, 1333092768), (16, 1249774470), (18, 1110910640), (20, 999819576), (21, 952209120), (24, 833182980), (28, 714156840), (30, 666546384), (32, 624887235), (35, 571325472), (36, 555455320), (40, 499909788), (42, 476104560), (45, 444364256), (48, 416591490), (56, 357078420), (60, 333273192), (63, 317403040), (70, 285662736), (72, 277727660), (79, 253118880), (80, 249954894), (84, 238052280), (90, 222182128), (96, 208295745), (105, 190441824), (112, 178539210), (120, 166636596), (126, 158701520), (140, 142831368), (144, 138863830), (158, 126559440), (160, 124977447), (168, 119026140), (180, 111091064), (210, 95220912), (224, 89269605), (237, 84372960), (240, 83318298), (252, 79350760), (280, 71415684), (288, 69431915), (315, 63480608), (316, 63279720), (336, 59513070), (360, 55545532), (395, 50623776), (420, 47610456), (474, 42186480), (480, 41659149), (504, 39675380), (553, 36159840), (560, 35707842), (630, 31740304), (632, 31639860), (672, 29756535), (711, 28124320), (720, 27772766), (790, 25311888), (840, 23805228), (948, 21093240), (1008, 19837690), (1106, 18079920), (1120, 17853921), (1185, 16874592), (1260, 15870152), (1264, 15819930), (1422, 14062160), (1440, 13886383), (1580, 12655944), (1659, 12053280), (1680, 11902614), (1896, 10546620), (2016, 9918845), (2212, 9039960), (2370, 8437296), (2520, 7935076), (2528, 7909965), (2765, 7231968), (2844, 7031080), (3160, 6327972), (3318, 6026640), (3360, 5951307), (3555, 5624864), (3792, 5273310), (4424, 4519980), (4740, 4218648), (4977, 4017760), (5040, 3967538), (5530, 3615984), (5688, 3515540), (6320, 3163986), (6636, 3013320), (7110, 2812432), (7584, 2636655), (8295, 2410656), (8848, 2259990), (9480, 2109324), (9954, 2008880), (10080, 1983769), (11060, 1807992), (11376, 1757770), (12640, 1581993), (13272, 1506660), (14220, 1406216), (16590, 1205328), (17696, 1129995), (18960, 1054662), (19908, 1004440), (22120, 903996), (22752, 878885), (24885, 803552), (25111, 796320), (26544, 753330), (28440, 703108), (33180, 602664), (37920, 527331), (39816, 502220), (44240, 451998), (49770, 401776), (50222, 398160), (53088, 376665), (56880, 351554), (66360, 301332), (75333, 265440), (79632, 251110), (88480, 225999), (99540, 200888), (100444, 199080), (113760, 175777), (125555, 159264), (132720, 150666)]