1605145280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:215

約数の個数: 224

約数和(自身を含む): 4171419648

約数和(自身を除く): 2566274368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 53, 62, 64, 71, 80, 86, 106, 124, 142, 155, 160, 172, 212, 215, 248, 265, 284, 310, 320, 344, 355, 424, 430, 496, 530, 568, 620, 688, 710, 848, 860, 992, 1060, 1136, 1240, 1333, 1376, 1420, 1643, 1696, 1720, 1984, 2120, 2201, 2272, 2279, 2480, 2666, 2752, 2840, 3053, 3286, 3392, 3440, 3763, 4240, 4402, 4544, 4558, 4960, 5332, 5680, 6106, 6572, 6665, 6880, 7526, 8215, 8480, 8804, 9116, 9920, 10664, 11005, 11360, 11395, 12212, 13144, 13330, 13760, 15052, 15265, 16430, 16960, 17608, 18232, 18815, 21328, 22010, 22720, 22790, 24424, 26288, 26660, 30104, 30530, 32860, 35216, 36464, 37630, 42656, 44020, 45580, 48848, 52576, 53320, 60208, 61060, 65720, 70432, 70649, 72928, 75260, 85312, 88040, 91160, 94643, 97696, 105152, 106640, 116653, 120416, 122120, 131440, 140864, 141298, 145856, 150520, 161809, 176080, 182320, 189286, 195392, 213280, 233306, 240832, 244240, 262880, 282596, 301040, 323618, 352160, 353245, 364640, 378572, 426560, 466612, 473215, 488480, 525760, 565192, 583265, 602080, 647236, 704320, 706490, 729280, 757144, 809045, 933224, 946430, 976960, 1130384, 1166530, 1204160, 1294472, 1412980, 1514288, 1618090, 1866448, 1892860, 2260768, 2333060, 2588944, 2825960, 3028576, 3236180, 3732896, 3785720, 4521536, 4666120, 5016079, 5177888, 5651920, 6057152, 6472360, 7465792, 7571440, 9332240, 10032158, 10355776, 11303840, 12944720, 15142880, 18664480, 20064316, 22607680, 25080395, 25889440, 30285760, 37328960, 40128632, 50160790, 51778880, 80257264, 100321580, 160514528, 200643160, 321029056, 401286320, 802572640, 1605145280]

約数ペア:

[(1, 1605145280), (2, 802572640), (4, 401286320), (5, 321029056), (8, 200643160), (10, 160514528), (16, 100321580), (20, 80257264), (31, 51778880), (32, 50160790), (40, 40128632), (43, 37328960), (53, 30285760), (62, 25889440), (64, 25080395), (71, 22607680), (80, 20064316), (86, 18664480), (106, 15142880), (124, 12944720), (142, 11303840), (155, 10355776), (160, 10032158), (172, 9332240), (212, 7571440), (215, 7465792), (248, 6472360), (265, 6057152), (284, 5651920), (310, 5177888), (320, 5016079), (344, 4666120), (355, 4521536), (424, 3785720), (430, 3732896), (496, 3236180), (530, 3028576), (568, 2825960), (620, 2588944), (688, 2333060), (710, 2260768), (848, 1892860), (860, 1866448), (992, 1618090), (1060, 1514288), (1136, 1412980), (1240, 1294472), (1333, 1204160), (1376, 1166530), (1420, 1130384), (1643, 976960), (1696, 946430), (1720, 933224), (1984, 809045), (2120, 757144), (2201, 729280), (2272, 706490), (2279, 704320), (2480, 647236), (2666, 602080), (2752, 583265), (2840, 565192), (3053, 525760), (3286, 488480), (3392, 473215), (3440, 466612), (3763, 426560), (4240, 378572), (4402, 364640), (4544, 353245), (4558, 352160), (4960, 323618), (5332, 301040), (5680, 282596), (6106, 262880), (6572, 244240), (6665, 240832), (6880, 233306), (7526, 213280), (8215, 195392), (8480, 189286), (8804, 182320), (9116, 176080), (9920, 161809), (10664, 150520), (11005, 145856), (11360, 141298), (11395, 140864), (12212, 131440), (13144, 122120), (13330, 120416), (13760, 116653), (15052, 106640), (15265, 105152), (16430, 97696), (16960, 94643), (17608, 91160), (18232, 88040), (18815, 85312), (21328, 75260), (22010, 72928), (22720, 70649), (22790, 70432), (24424, 65720), (26288, 61060), (26660, 60208), (30104, 53320), (30530, 52576), (32860, 48848), (35216, 45580), (36464, 44020), (37630, 42656)]