20738004840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{99149}}^1$

素因数の和:99256

約数の個数: 192

約数和(自身を含む): 77955696000

約数和(自身を除く): 57217691160

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, 56, 60, 63, 70, 72, 83, 84, 90, 105, 120, 126, 140, 166, 168, 180, 210, 249, 252, 280, 315, 332, 360, 415, 420, 498, 504, 581, 630, 664, 747, 830, 840, 996, 1162, 1245, 1260, 1494, 1660, 1743, 1992, 2324, 2490, 2520, 2905, 2988, 3320, 3486, 3735, 4648, 4980, 5229, 5810, 5976, 6972, 7470, 8715, 9960, 10458, 11620, 13944, 14940, 17430, 20916, 23240, 26145, 29880, 34860, 41832, 52290, 69720, 99149, 104580, 198298, 209160, 297447, 396596, 495745, 594894, 694043, 793192, 892341, 991490, 1189788, 1388086, 1487235, 1784682, 1982980, 2082129, 2379576, 2776172, 2974470, 3470215, 3569364, 3965960, 4164258, 4461705, 5552344, 5948940, 6246387, 6940430, 7138728, 8229367, 8328516, 8923410, 10410645, 11897880, 12492774, 13880860, 16458734, 16657032, 17846820, 20821290, 24688101, 24985548, 27761720, 31231935, 32917468, 35693640, 41146835, 41642580, 49376202, 49971096, 57605569, 62463870, 65834936, 74064303, 82293670, 83285160, 98752404, 115211138, 123440505, 124927740, 148128606, 164587340, 172816707, 197504808, 230422276, 246881010, 249855480, 288027845, 296257212, 329174680, 345633414, 370321515, 460844552, 493762020, 518450121, 576055690, 592514424, 691266828, 740643030, 864083535, 987524040, 1036900242, 1152111380, 1382533656, 1481286060, 1728167070, 2073800484, 2304222760, 2592250605, 2962572120, 3456334140, 4147600968, 5184501210, 6912668280, 10369002420, 20738004840]

約数ペア:

[(1, 20738004840), (2, 10369002420), (3, 6912668280), (4, 5184501210), (5, 4147600968), (6, 3456334140), (7, 2962572120), (8, 2592250605), (9, 2304222760), (10, 2073800484), (12, 1728167070), (14, 1481286060), (15, 1382533656), (18, 1152111380), (20, 1036900242), (21, 987524040), (24, 864083535), (28, 740643030), (30, 691266828), (35, 592514424), (36, 576055690), (40, 518450121), (42, 493762020), (45, 460844552), (56, 370321515), (60, 345633414), (63, 329174680), (70, 296257212), (72, 288027845), (83, 249855480), (84, 246881010), (90, 230422276), (105, 197504808), (120, 172816707), (126, 164587340), (140, 148128606), (166, 124927740), (168, 123440505), (180, 115211138), (210, 98752404), (249, 83285160), (252, 82293670), (280, 74064303), (315, 65834936), (332, 62463870), (360, 57605569), (415, 49971096), (420, 49376202), (498, 41642580), (504, 41146835), (581, 35693640), (630, 32917468), (664, 31231935), (747, 27761720), (830, 24985548), (840, 24688101), (996, 20821290), (1162, 17846820), (1245, 16657032), (1260, 16458734), (1494, 13880860), (1660, 12492774), (1743, 11897880), (1992, 10410645), (2324, 8923410), (2490, 8328516), (2520, 8229367), (2905, 7138728), (2988, 6940430), (3320, 6246387), (3486, 5948940), (3735, 5552344), (4648, 4461705), (4980, 4164258), (5229, 3965960), (5810, 3569364), (5976, 3470215), (6972, 2974470), (7470, 2776172), (8715, 2379576), (9960, 2082129), (10458, 1982980), (11620, 1784682), (13944, 1487235), (14940, 1388086), (17430, 1189788), (20916, 991490), (23240, 892341), (26145, 793192), (29880, 694043), (34860, 594894), (41832, 495745), (52290, 396596), (69720, 297447), (99149, 209160), (104580, 198298)]