20802937680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{40867}}^1$

素因数の和:40994

約数の個数: 240

約数和(自身を含む): 80636160384

約数和(自身を除く): 59833222704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 336, 360, 404, 420, 504, 505, 560, 606, 630, 707, 720, 808, 840, 909, 1008, 1010, 1212, 1260, 1414, 1515, 1616, 1680, 1818, 2020, 2121, 2424, 2520, 2828, 3030, 3535, 3636, 4040, 4242, 4545, 4848, 5040, 5656, 6060, 6363, 7070, 7272, 8080, 8484, 9090, 10605, 11312, 12120, 12726, 14140, 14544, 16968, 18180, 21210, 24240, 25452, 28280, 31815, 33936, 36360, 40867, 42420, 50904, 56560, 63630, 72720, 81734, 84840, 101808, 122601, 127260, 163468, 169680, 204335, 245202, 254520, 286069, 326936, 367803, 408670, 490404, 509040, 572138, 613005, 653872, 735606, 817340, 858207, 980808, 1144276, 1226010, 1430345, 1471212, 1634680, 1716414, 1839015, 1961616, 2288552, 2452020, 2574621, 2860690, 2942424, 3269360, 3432828, 3678030, 4127567, 4291035, 4577104, 4904040, 5149242, 5721380, 5884848, 6865656, 7356060, 8255134, 8582070, 9808080, 10298484, 11442760, 12382701, 12873105, 13731312, 14712120, 16510268, 17164140, 20596968, 20637835, 22885520, 24765402, 25746210, 28892969, 29424240, 33020536, 34328280, 37148103, 41193936, 41275670, 49530804, 51492420, 57785938, 61913505, 66041072, 68656560, 74296206, 82551340, 86678907, 99061608, 102984840, 115571876, 123827010, 144464845, 148592412, 165102680, 173357814, 185740515, 198123216, 205969680, 231143752, 247654020, 260036721, 288929690, 297184824, 330205360, 346715628, 371481030, 433394535, 462287504, 495308040, 520073442, 577859380, 594369648, 693431256, 742962060, 866789070, 990616080, 1040146884, 1155718760, 1300183605, 1386862512, 1485924120, 1733578140, 2080293768, 2311437520, 2600367210, 2971848240, 3467156280, 4160587536, 5200734420, 6934312560, 10401468840, 20802937680]

約数ペア:

[(1, 20802937680), (2, 10401468840), (3, 6934312560), (4, 5200734420), (5, 4160587536), (6, 3467156280), (7, 2971848240), (8, 2600367210), (9, 2311437520), (10, 2080293768), (12, 1733578140), (14, 1485924120), (15, 1386862512), (16, 1300183605), (18, 1155718760), (20, 1040146884), (21, 990616080), (24, 866789070), (28, 742962060), (30, 693431256), (35, 594369648), (36, 577859380), (40, 520073442), (42, 495308040), (45, 462287504), (48, 433394535), (56, 371481030), (60, 346715628), (63, 330205360), (70, 297184824), (72, 288929690), (80, 260036721), (84, 247654020), (90, 231143752), (101, 205969680), (105, 198123216), (112, 185740515), (120, 173357814), (126, 165102680), (140, 148592412), (144, 144464845), (168, 123827010), (180, 115571876), (202, 102984840), (210, 99061608), (240, 86678907), (252, 82551340), (280, 74296206), (303, 68656560), (315, 66041072), (336, 61913505), (360, 57785938), (404, 51492420), (420, 49530804), (504, 41275670), (505, 41193936), (560, 37148103), (606, 34328280), (630, 33020536), (707, 29424240), (720, 28892969), (808, 25746210), (840, 24765402), (909, 22885520), (1008, 20637835), (1010, 20596968), (1212, 17164140), (1260, 16510268), (1414, 14712120), (1515, 13731312), (1616, 12873105), (1680, 12382701), (1818, 11442760), (2020, 10298484), (2121, 9808080), (2424, 8582070), (2520, 8255134), (2828, 7356060), (3030, 6865656), (3535, 5884848), (3636, 5721380), (4040, 5149242), (4242, 4904040), (4545, 4577104), (4848, 4291035), (5040, 4127567), (5656, 3678030), (6060, 3432828), (6363, 3269360), (7070, 2942424), (7272, 2860690), (8080, 2574621), (8484, 2452020), (9090, 2288552), (10605, 1961616), (11312, 1839015), (12120, 1716414), (12726, 1634680), (14140, 1471212), (14544, 1430345), (16968, 1226010), (18180, 1144276), (21210, 980808), (24240, 858207), (25452, 817340), (28280, 735606), (31815, 653872), (33936, 613005), (36360, 572138), (40867, 509040), (42420, 490404), (50904, 408670), (56560, 367803), (63630, 326936), (72720, 286069), (81734, 254520), (84840, 245202), (101808, 204335), (122601, 169680), (127260, 163468)]