643173440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1699}}^1$

素因数の和:1749

約数の個数: 168

約数和(自身を含む): 1896465600

約数和(自身を除く): 1253292160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 320, 338, 364, 416, 448, 455, 520, 560, 676, 728, 832, 845, 910, 1040, 1120, 1183, 1352, 1456, 1690, 1699, 1820, 2080, 2240, 2366, 2704, 2912, 3380, 3398, 3640, 4160, 4732, 5408, 5824, 5915, 6760, 6796, 7280, 8495, 9464, 10816, 11830, 11893, 13520, 13592, 14560, 16990, 18928, 22087, 23660, 23786, 27040, 27184, 29120, 33980, 37856, 44174, 47320, 47572, 54080, 54368, 59465, 67960, 75712, 88348, 94640, 95144, 108736, 110435, 118930, 135920, 154609, 176696, 189280, 190288, 220870, 237860, 271840, 287131, 309218, 353392, 378560, 380576, 441740, 475720, 543680, 574262, 618436, 706784, 761152, 773045, 883480, 951440, 1148524, 1236872, 1413568, 1435655, 1546090, 1766960, 1902880, 2009917, 2297048, 2473744, 2871310, 3092180, 3533920, 3805760, 4019834, 4594096, 4947488, 5742620, 6184360, 7067840, 8039668, 9188192, 9894976, 10049585, 11485240, 12368720, 16079336, 18376384, 20099170, 22970480, 24737440, 32158672, 40198340, 45940960, 49474880, 64317344, 80396680, 91881920, 128634688, 160793360, 321586720, 643173440]

約数ペア:

[(1, 643173440), (2, 321586720), (4, 160793360), (5, 128634688), (7, 91881920), (8, 80396680), (10, 64317344), (13, 49474880), (14, 45940960), (16, 40198340), (20, 32158672), (26, 24737440), (28, 22970480), (32, 20099170), (35, 18376384), (40, 16079336), (52, 12368720), (56, 11485240), (64, 10049585), (65, 9894976), (70, 9188192), (80, 8039668), (91, 7067840), (104, 6184360), (112, 5742620), (130, 4947488), (140, 4594096), (160, 4019834), (169, 3805760), (182, 3533920), (208, 3092180), (224, 2871310), (260, 2473744), (280, 2297048), (320, 2009917), (338, 1902880), (364, 1766960), (416, 1546090), (448, 1435655), (455, 1413568), (520, 1236872), (560, 1148524), (676, 951440), (728, 883480), (832, 773045), (845, 761152), (910, 706784), (1040, 618436), (1120, 574262), (1183, 543680), (1352, 475720), (1456, 441740), (1690, 380576), (1699, 378560), (1820, 353392), (2080, 309218), (2240, 287131), (2366, 271840), (2704, 237860), (2912, 220870), (3380, 190288), (3398, 189280), (3640, 176696), (4160, 154609), (4732, 135920), (5408, 118930), (5824, 110435), (5915, 108736), (6760, 95144), (6796, 94640), (7280, 88348), (8495, 75712), (9464, 67960), (10816, 59465), (11830, 54368), (11893, 54080), (13520, 47572), (13592, 47320), (14560, 44174), (16990, 37856), (18928, 33980), (22087, 29120), (23660, 27184), (23786, 27040)]