209081040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:826

約数の個数: 240

約数和(自身を含む): 787771008

約数和(自身を除く): 578689968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 98, 105, 112, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 240, 245, 276, 280, 294, 322, 336, 345, 368, 392, 420, 460, 483, 490, 552, 560, 588, 644, 690, 735, 773, 784, 805, 840, 920, 966, 980, 1104, 1127, 1176, 1288, 1380, 1470, 1546, 1610, 1680, 1840, 1932, 1960, 2254, 2319, 2352, 2415, 2576, 2760, 2940, 3092, 3220, 3381, 3864, 3865, 3920, 4508, 4638, 4830, 5411, 5520, 5635, 5880, 6184, 6440, 6762, 7728, 7730, 9016, 9276, 9660, 10822, 11270, 11595, 11760, 12368, 12880, 13524, 15460, 16233, 16905, 17779, 18032, 18552, 19320, 21644, 22540, 23190, 27048, 27055, 30920, 32466, 33810, 35558, 37104, 37877, 38640, 43288, 45080, 46380, 53337, 54096, 54110, 61840, 64932, 67620, 71116, 75754, 81165, 86576, 88895, 90160, 92760, 106674, 108220, 113631, 124453, 129864, 135240, 142232, 151508, 162330, 177790, 185520, 189385, 213348, 216440, 227262, 248906, 259728, 266685, 270480, 284464, 303016, 324660, 355580, 373359, 378770, 426696, 432880, 454524, 497812, 533370, 568155, 606032, 622265, 649320, 711160, 746718, 757540, 853392, 871171, 909048, 995624, 1066740, 1136310, 1244530, 1298640, 1422320, 1493436, 1515080, 1742342, 1818096, 1866795, 1991248, 2133480, 2272620, 2489060, 2613513, 2986872, 3030160, 3484684, 3733590, 4266960, 4355855, 4545240, 4978120, 5227026, 5973744, 6969368, 7467180, 8711710, 9090480, 9956240, 10454052, 13067565, 13938736, 14934360, 17423420, 20908104, 26135130, 29868720, 34846840, 41816208, 52270260, 69693680, 104540520, 209081040]

約数ペア:

[(1, 209081040), (2, 104540520), (3, 69693680), (4, 52270260), (5, 41816208), (6, 34846840), (7, 29868720), (8, 26135130), (10, 20908104), (12, 17423420), (14, 14934360), (15, 13938736), (16, 13067565), (20, 10454052), (21, 9956240), (23, 9090480), (24, 8711710), (28, 7467180), (30, 6969368), (35, 5973744), (40, 5227026), (42, 4978120), (46, 4545240), (48, 4355855), (49, 4266960), (56, 3733590), (60, 3484684), (69, 3030160), (70, 2986872), (80, 2613513), (84, 2489060), (92, 2272620), (98, 2133480), (105, 1991248), (112, 1866795), (115, 1818096), (120, 1742342), (138, 1515080), (140, 1493436), (147, 1422320), (161, 1298640), (168, 1244530), (184, 1136310), (196, 1066740), (210, 995624), (230, 909048), (240, 871171), (245, 853392), (276, 757540), (280, 746718), (294, 711160), (322, 649320), (336, 622265), (345, 606032), (368, 568155), (392, 533370), (420, 497812), (460, 454524), (483, 432880), (490, 426696), (552, 378770), (560, 373359), (588, 355580), (644, 324660), (690, 303016), (735, 284464), (773, 270480), (784, 266685), (805, 259728), (840, 248906), (920, 227262), (966, 216440), (980, 213348), (1104, 189385), (1127, 185520), (1176, 177790), (1288, 162330), (1380, 151508), (1470, 142232), (1546, 135240), (1610, 129864), (1680, 124453), (1840, 113631), (1932, 108220), (1960, 106674), (2254, 92760), (2319, 90160), (2352, 88895), (2415, 86576), (2576, 81165), (2760, 75754), (2940, 71116), (3092, 67620), (3220, 64932), (3381, 61840), (3864, 54110), (3865, 54096), (3920, 53337), (4508, 46380), (4638, 45080), (4830, 43288), (5411, 38640), (5520, 37877), (5635, 37104), (5880, 35558), (6184, 33810), (6440, 32466), (6762, 30920), (7728, 27055), (7730, 27048), (9016, 23190), (9276, 22540), (9660, 21644), (10822, 19320), (11270, 18552), (11595, 18032), (11760, 17779), (12368, 16905), (12880, 16233), (13524, 15460)]