245994840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2503}}^1$

素因数の和:2543

約数の個数: 256

約数和(自身を含む): 1009612800

約数和(自身を除く): 763617960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 351, 360, 364, 378, 390, 420, 455, 468, 504, 520, 540, 546, 585, 630, 702, 728, 756, 780, 819, 840, 910, 936, 945, 1080, 1092, 1170, 1260, 1365, 1404, 1512, 1560, 1638, 1755, 1820, 1890, 2184, 2340, 2457, 2503, 2520, 2730, 2808, 3276, 3510, 3640, 3780, 4095, 4680, 4914, 5006, 5460, 6552, 7020, 7509, 7560, 8190, 9828, 10012, 10920, 12285, 12515, 14040, 15018, 16380, 17521, 19656, 20024, 22527, 24570, 25030, 30036, 32539, 32760, 35042, 37545, 45054, 49140, 50060, 52563, 60072, 65078, 67581, 70084, 75090, 87605, 90108, 97617, 98280, 100120, 105126, 112635, 130156, 135162, 140168, 150180, 157689, 162695, 175210, 180216, 195234, 210252, 225270, 227773, 260312, 262815, 270324, 292851, 300360, 315378, 325390, 337905, 350420, 390468, 420504, 450540, 455546, 473067, 488085, 525630, 540648, 585702, 630756, 650780, 675810, 683319, 700840, 780936, 788445, 878553, 901080, 911092, 946134, 976170, 1051260, 1138865, 1171404, 1261512, 1301560, 1351620, 1366638, 1464255, 1576890, 1757106, 1822184, 1892268, 1952340, 2049957, 2102520, 2277730, 2342808, 2365335, 2703240, 2733276, 2928510, 3153780, 3416595, 3514212, 3784536, 3904680, 4099914, 4392765, 4555460, 4730670, 5466552, 5857020, 6149871, 6307560, 6833190, 7028424, 8199828, 8785530, 9110920, 9461340, 10249785, 11714040, 12299742, 13666380, 16399656, 17571060, 18922680, 20499570, 24599484, 27332760, 30749355, 35142120, 40999140, 49198968, 61498710, 81998280, 122997420, 245994840]

約数ペア:

[(1, 245994840), (2, 122997420), (3, 81998280), (4, 61498710), (5, 49198968), (6, 40999140), (7, 35142120), (8, 30749355), (9, 27332760), (10, 24599484), (12, 20499570), (13, 18922680), (14, 17571060), (15, 16399656), (18, 13666380), (20, 12299742), (21, 11714040), (24, 10249785), (26, 9461340), (27, 9110920), (28, 8785530), (30, 8199828), (35, 7028424), (36, 6833190), (39, 6307560), (40, 6149871), (42, 5857020), (45, 5466552), (52, 4730670), (54, 4555460), (56, 4392765), (60, 4099914), (63, 3904680), (65, 3784536), (70, 3514212), (72, 3416595), (78, 3153780), (84, 2928510), (90, 2733276), (91, 2703240), (104, 2365335), (105, 2342808), (108, 2277730), (117, 2102520), (120, 2049957), (126, 1952340), (130, 1892268), (135, 1822184), (140, 1757106), (156, 1576890), (168, 1464255), (180, 1366638), (182, 1351620), (189, 1301560), (195, 1261512), (210, 1171404), (216, 1138865), (234, 1051260), (252, 976170), (260, 946134), (270, 911092), (273, 901080), (280, 878553), (312, 788445), (315, 780936), (351, 700840), (360, 683319), (364, 675810), (378, 650780), (390, 630756), (420, 585702), (455, 540648), (468, 525630), (504, 488085), (520, 473067), (540, 455546), (546, 450540), (585, 420504), (630, 390468), (702, 350420), (728, 337905), (756, 325390), (780, 315378), (819, 300360), (840, 292851), (910, 270324), (936, 262815), (945, 260312), (1080, 227773), (1092, 225270), (1170, 210252), (1260, 195234), (1365, 180216), (1404, 175210), (1512, 162695), (1560, 157689), (1638, 150180), (1755, 140168), (1820, 135162), (1890, 130156), (2184, 112635), (2340, 105126), (2457, 100120), (2503, 98280), (2520, 97617), (2730, 90108), (2808, 87605), (3276, 75090), (3510, 70084), (3640, 67581), (3780, 65078), (4095, 60072), (4680, 52563), (4914, 50060), (5006, 49140), (5460, 45054), (6552, 37545), (7020, 35042), (7509, 32760), (7560, 32539), (8190, 30036), (9828, 25030), (10012, 24570), (10920, 22527), (12285, 20024), (12515, 19656), (14040, 17521), (15018, 16380)]