20123351640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16741}}^1$

素因数の和:16824

約数の個数: 320

約数和(自身を含む): 78762404160

約数和(自身を除く): 58639052520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 106, 108, 120, 126, 135, 140, 159, 162, 168, 180, 189, 210, 212, 216, 252, 265, 270, 280, 315, 318, 324, 360, 371, 378, 405, 420, 424, 477, 504, 530, 540, 567, 630, 636, 648, 742, 756, 795, 810, 840, 945, 954, 1060, 1080, 1113, 1134, 1260, 1272, 1431, 1484, 1512, 1590, 1620, 1855, 1890, 1908, 2120, 2226, 2268, 2385, 2520, 2835, 2862, 2968, 3180, 3240, 3339, 3710, 3780, 3816, 4293, 4452, 4536, 4770, 5565, 5670, 5724, 6360, 6678, 7155, 7420, 7560, 8586, 8904, 9540, 10017, 11130, 11340, 11448, 13356, 14310, 14840, 16695, 16741, 17172, 19080, 20034, 21465, 22260, 22680, 26712, 28620, 30051, 33390, 33482, 34344, 40068, 42930, 44520, 50085, 50223, 57240, 60102, 66780, 66964, 80136, 83705, 85860, 100170, 100446, 117187, 120204, 133560, 133928, 150255, 150669, 167410, 171720, 200340, 200892, 234374, 240408, 251115, 300510, 301338, 334820, 351561, 400680, 401784, 452007, 468748, 502230, 585935, 601020, 602676, 669640, 703122, 753345, 887273, 904014, 937496, 1004460, 1054683, 1171870, 1202040, 1205352, 1356021, 1406244, 1506690, 1757805, 1774546, 1808028, 2008920, 2109366, 2260035, 2343740, 2661819, 2712042, 2812488, 3013380, 3164049, 3515610, 3549092, 3616056, 4218732, 4436365, 4520070, 4687480, 5273415, 5323638, 5424084, 6026760, 6210911, 6328098, 6780105, 7031220, 7098184, 7985457, 8437464, 8872730, 9040140, 9492147, 10546830, 10647276, 10848168, 12421822, 12656196, 13309095, 13560210, 14062440, 15820245, 15970914, 17745460, 18080280, 18632733, 18984294, 21093660, 21294552, 23956371, 24843644, 25312392, 26618190, 27120420, 31054555, 31640490, 31941828, 35490920, 37265466, 37968588, 39927285, 42187320, 47460735, 47912742, 49687288, 53236380, 54240840, 55898199, 62109110, 63280980, 63883656, 71869113, 74530932, 75937176, 79854570, 93163665, 94921470, 95825484, 106472760, 111796398, 119781855, 124218220, 126561960, 143738226, 149061864, 159709140, 167694597, 186327330, 189842940, 191650968, 223592796, 239563710, 248436440, 279490995, 287476452, 319418280, 335389194, 359345565, 372654660, 379685880, 447185592, 479127420, 503083791, 558981990, 574952904, 670778388, 718691130, 745309320, 838472985, 958254840, 1006167582, 1117963980, 1341556776, 1437382260, 1676945970, 2012335164, 2235927960, 2515418955, 2874764520, 3353891940, 4024670328, 5030837910, 6707783880, 10061675820, 20123351640]

約数ペア:

[(1, 20123351640), (2, 10061675820), (3, 6707783880), (4, 5030837910), (5, 4024670328), (6, 3353891940), (7, 2874764520), (8, 2515418955), (9, 2235927960), (10, 2012335164), (12, 1676945970), (14, 1437382260), (15, 1341556776), (18, 1117963980), (20, 1006167582), (21, 958254840), (24, 838472985), (27, 745309320), (28, 718691130), (30, 670778388), (35, 574952904), (36, 558981990), (40, 503083791), (42, 479127420), (45, 447185592), (53, 379685880), (54, 372654660), (56, 359345565), (60, 335389194), (63, 319418280), (70, 287476452), (72, 279490995), (81, 248436440), (84, 239563710), (90, 223592796), (105, 191650968), (106, 189842940), (108, 186327330), (120, 167694597), (126, 159709140), (135, 149061864), (140, 143738226), (159, 126561960), (162, 124218220), (168, 119781855), (180, 111796398), (189, 106472760), (210, 95825484), (212, 94921470), (216, 93163665), (252, 79854570), (265, 75937176), (270, 74530932), (280, 71869113), (315, 63883656), (318, 63280980), (324, 62109110), (360, 55898199), (371, 54240840), (378, 53236380), (405, 49687288), (420, 47912742), (424, 47460735), (477, 42187320), (504, 39927285), (530, 37968588), (540, 37265466), (567, 35490920), (630, 31941828), (636, 31640490), (648, 31054555), (742, 27120420), (756, 26618190), (795, 25312392), (810, 24843644), (840, 23956371), (945, 21294552), (954, 21093660), (1060, 18984294), (1080, 18632733), (1113, 18080280), (1134, 17745460), (1260, 15970914), (1272, 15820245), (1431, 14062440), (1484, 13560210), (1512, 13309095), (1590, 12656196), (1620, 12421822), (1855, 10848168), (1890, 10647276), (1908, 10546830), (2120, 9492147), (2226, 9040140), (2268, 8872730), (2385, 8437464), (2520, 7985457), (2835, 7098184), (2862, 7031220), (2968, 6780105), (3180, 6328098), (3240, 6210911), (3339, 6026760), (3710, 5424084), (3780, 5323638), (3816, 5273415), (4293, 4687480), (4452, 4520070), (4536, 4436365), (4770, 4218732), (5565, 3616056), (5670, 3549092), (5724, 3515610), (6360, 3164049), (6678, 3013380), (7155, 2812488), (7420, 2712042), (7560, 2661819), (8586, 2343740), (8904, 2260035), (9540, 2109366), (10017, 2008920), (11130, 1808028), (11340, 1774546), (11448, 1757805), (13356, 1506690), (14310, 1406244), (14840, 1356021), (16695, 1205352), (16741, 1202040), (17172, 1171870), (19080, 1054683), (20034, 1004460), (21465, 937496), (22260, 904014), (22680, 887273), (26712, 753345), (28620, 703122), (30051, 669640), (33390, 602676), (33482, 601020), (34344, 585935), (40068, 502230), (42930, 468748), (44520, 452007), (50085, 401784), (50223, 400680), (57240, 351561), (60102, 334820), (66780, 301338), (66964, 300510), (80136, 251115), (83705, 240408), (85860, 234374), (100170, 200892), (100446, 200340), (117187, 171720), (120204, 167410), (133560, 150669), (133928, 150255)]