2901528080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 240

約数和(自身を含む): 7872567552

約数和(自身を除く): 4971039472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 47, 55, 62, 73, 80, 88, 94, 110, 124, 146, 155, 176, 188, 220, 235, 248, 292, 310, 341, 365, 376, 440, 470, 496, 517, 584, 620, 682, 730, 752, 803, 880, 940, 961, 1034, 1168, 1240, 1364, 1457, 1460, 1606, 1705, 1880, 1922, 2068, 2263, 2480, 2585, 2728, 2914, 2920, 3212, 3410, 3431, 3760, 3844, 4015, 4136, 4526, 4805, 5170, 5456, 5828, 5840, 6424, 6820, 6862, 7285, 7688, 8030, 8272, 9052, 9610, 10340, 10571, 11315, 11656, 12848, 13640, 13724, 14570, 15376, 16027, 16060, 17155, 18104, 19220, 20680, 21142, 22630, 23312, 24893, 27280, 27448, 29140, 32054, 32120, 34310, 36208, 37741, 38440, 41360, 42284, 45167, 45260, 49786, 52855, 54896, 58280, 64108, 64240, 68620, 70153, 75482, 76880, 80135, 84568, 90334, 90520, 99572, 105710, 106361, 116560, 124465, 128216, 137240, 140306, 150964, 160270, 169136, 180668, 181040, 188705, 199144, 211420, 212722, 225835, 248930, 256432, 274480, 280612, 301928, 320540, 350765, 361336, 377410, 398288, 422840, 425444, 451670, 496837, 497860, 531805, 561224, 603856, 641080, 701530, 722672, 754820, 771683, 845680, 850888, 903340, 993674, 995720, 1063610, 1122448, 1169971, 1282160, 1403060, 1509640, 1543366, 1701776, 1806680, 1987348, 1991440, 2127220, 2339942, 2484185, 2806120, 3019280, 3086732, 3297191, 3613360, 3858415, 3974696, 4254440, 4679884, 4968370, 5612240, 5849855, 6173464, 6594382, 7716830, 7949392, 8508880, 9359768, 9936740, 11699710, 12346928, 13188764, 15433660, 16485955, 18719536, 19873480, 23399420, 26377528, 30867320, 32971910, 36269101, 39746960, 46798840, 52755056, 61734640, 65943820, 72538202, 93597680, 131887640, 145076404, 181345505, 263775280, 290152808, 362691010, 580305616, 725382020, 1450764040, 2901528080]

約数ペア:

[(1, 2901528080), (2, 1450764040), (4, 725382020), (5, 580305616), (8, 362691010), (10, 290152808), (11, 263775280), (16, 181345505), (20, 145076404), (22, 131887640), (31, 93597680), (40, 72538202), (44, 65943820), (47, 61734640), (55, 52755056), (62, 46798840), (73, 39746960), (80, 36269101), (88, 32971910), (94, 30867320), (110, 26377528), (124, 23399420), (146, 19873480), (155, 18719536), (176, 16485955), (188, 15433660), (220, 13188764), (235, 12346928), (248, 11699710), (292, 9936740), (310, 9359768), (341, 8508880), (365, 7949392), (376, 7716830), (440, 6594382), (470, 6173464), (496, 5849855), (517, 5612240), (584, 4968370), (620, 4679884), (682, 4254440), (730, 3974696), (752, 3858415), (803, 3613360), (880, 3297191), (940, 3086732), (961, 3019280), (1034, 2806120), (1168, 2484185), (1240, 2339942), (1364, 2127220), (1457, 1991440), (1460, 1987348), (1606, 1806680), (1705, 1701776), (1880, 1543366), (1922, 1509640), (2068, 1403060), (2263, 1282160), (2480, 1169971), (2585, 1122448), (2728, 1063610), (2914, 995720), (2920, 993674), (3212, 903340), (3410, 850888), (3431, 845680), (3760, 771683), (3844, 754820), (4015, 722672), (4136, 701530), (4526, 641080), (4805, 603856), (5170, 561224), (5456, 531805), (5828, 497860), (5840, 496837), (6424, 451670), (6820, 425444), (6862, 422840), (7285, 398288), (7688, 377410), (8030, 361336), (8272, 350765), (9052, 320540), (9610, 301928), (10340, 280612), (10571, 274480), (11315, 256432), (11656, 248930), (12848, 225835), (13640, 212722), (13724, 211420), (14570, 199144), (15376, 188705), (16027, 181040), (16060, 180668), (17155, 169136), (18104, 160270), (19220, 150964), (20680, 140306), (21142, 137240), (22630, 128216), (23312, 124465), (24893, 116560), (27280, 106361), (27448, 105710), (29140, 99572), (32054, 90520), (32120, 90334), (34310, 84568), (36208, 80135), (37741, 76880), (38440, 75482), (41360, 70153), (42284, 68620), (45167, 64240), (45260, 64108), (49786, 58280), (52855, 54896)]