19787040

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:192

約数の個数: 288

約数和(自身を含む): 83655936

約数和(自身を除く): 63868896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 151, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 302, 312, 315, 336, 360, 364, 390, 416, 420, 453, 455, 468, 480, 504, 520, 546, 560, 585, 604, 624, 630, 672, 720, 728, 755, 780, 819, 840, 906, 910, 936, 1008, 1040, 1057, 1092, 1120, 1170, 1208, 1248, 1260, 1359, 1365, 1440, 1456, 1510, 1560, 1638, 1680, 1812, 1820, 1872, 1963, 2016, 2080, 2114, 2184, 2265, 2340, 2416, 2520, 2718, 2730, 2912, 3020, 3120, 3171, 3276, 3360, 3624, 3640, 3744, 3926, 4095, 4228, 4368, 4530, 4680, 4832, 5040, 5285, 5436, 5460, 5889, 6040, 6240, 6342, 6552, 6795, 7248, 7280, 7852, 8190, 8456, 8736, 9060, 9360, 9513, 9815, 10080, 10570, 10872, 10920, 11778, 12080, 12684, 13104, 13590, 13741, 14496, 14560, 15704, 15855, 16380, 16912, 17667, 18120, 18720, 19026, 19630, 21140, 21744, 21840, 23556, 24160, 25368, 26208, 27180, 27482, 29445, 31408, 31710, 32760, 33824, 35334, 36240, 38052, 39260, 41223, 42280, 43488, 43680, 47112, 47565, 50736, 54360, 54964, 58890, 62816, 63420, 65520, 68705, 70668, 72480, 76104, 78520, 82446, 84560, 88335, 94224, 95130, 101472, 108720, 109928, 117780, 123669, 126840, 131040, 137410, 141336, 152208, 157040, 164892, 169120, 176670, 188448, 190260, 206115, 217440, 219856, 235560, 247338, 253680, 274820, 282672, 304416, 314080, 329784, 353340, 380520, 412230, 439712, 471120, 494676, 507360, 549640, 565344, 618345, 659568, 706680, 761040, 824460, 942240, 989352, 1099280, 1236690, 1319136, 1413360, 1522080, 1648920, 1978704, 2198560, 2473380, 2826720, 3297840, 3957408, 4946760, 6595680, 9893520, 19787040]

約数ペア:

[(1, 19787040), (2, 9893520), (3, 6595680), (4, 4946760), (5, 3957408), (6, 3297840), (7, 2826720), (8, 2473380), (9, 2198560), (10, 1978704), (12, 1648920), (13, 1522080), (14, 1413360), (15, 1319136), (16, 1236690), (18, 1099280), (20, 989352), (21, 942240), (24, 824460), (26, 761040), (28, 706680), (30, 659568), (32, 618345), (35, 565344), (36, 549640), (39, 507360), (40, 494676), (42, 471120), (45, 439712), (48, 412230), (52, 380520), (56, 353340), (60, 329784), (63, 314080), (65, 304416), (70, 282672), (72, 274820), (78, 253680), (80, 247338), (84, 235560), (90, 219856), (91, 217440), (96, 206115), (104, 190260), (105, 188448), (112, 176670), (117, 169120), (120, 164892), (126, 157040), (130, 152208), (140, 141336), (144, 137410), (151, 131040), (156, 126840), (160, 123669), (168, 117780), (180, 109928), (182, 108720), (195, 101472), (208, 95130), (210, 94224), (224, 88335), (234, 84560), (240, 82446), (252, 78520), (260, 76104), (273, 72480), (280, 70668), (288, 68705), (302, 65520), (312, 63420), (315, 62816), (336, 58890), (360, 54964), (364, 54360), (390, 50736), (416, 47565), (420, 47112), (453, 43680), (455, 43488), (468, 42280), (480, 41223), (504, 39260), (520, 38052), (546, 36240), (560, 35334), (585, 33824), (604, 32760), (624, 31710), (630, 31408), (672, 29445), (720, 27482), (728, 27180), (755, 26208), (780, 25368), (819, 24160), (840, 23556), (906, 21840), (910, 21744), (936, 21140), (1008, 19630), (1040, 19026), (1057, 18720), (1092, 18120), (1120, 17667), (1170, 16912), (1208, 16380), (1248, 15855), (1260, 15704), (1359, 14560), (1365, 14496), (1440, 13741), (1456, 13590), (1510, 13104), (1560, 12684), (1638, 12080), (1680, 11778), (1812, 10920), (1820, 10872), (1872, 10570), (1963, 10080), (2016, 9815), (2080, 9513), (2114, 9360), (2184, 9060), (2265, 8736), (2340, 8456), (2416, 8190), (2520, 7852), (2718, 7280), (2730, 7248), (2912, 6795), (3020, 6552), (3120, 6342), (3171, 6240), (3276, 6040), (3360, 5889), (3624, 5460), (3640, 5436), (3744, 5285), (3926, 5040), (4095, 4832), (4228, 4680), (4368, 4530)]