280491120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1469

約数の個数: 320

約数和(自身を含む): 1189923840

約数和(自身を除く): 909432720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 168, 180, 182, 189, 195, 208, 210, 216, 234, 240, 252, 260, 270, 273, 280, 312, 315, 336, 351, 360, 364, 378, 390, 420, 432, 455, 468, 504, 520, 540, 546, 560, 585, 624, 630, 702, 720, 728, 756, 780, 819, 840, 910, 936, 945, 1008, 1040, 1080, 1092, 1170, 1260, 1365, 1404, 1427, 1456, 1512, 1560, 1638, 1680, 1755, 1820, 1872, 1890, 2160, 2184, 2340, 2457, 2520, 2730, 2808, 2854, 3024, 3120, 3276, 3510, 3640, 3780, 4095, 4281, 4368, 4680, 4914, 5040, 5460, 5616, 5708, 6552, 7020, 7135, 7280, 7560, 8190, 8562, 9360, 9828, 9989, 10920, 11416, 12285, 12843, 13104, 14040, 14270, 15120, 16380, 17124, 18551, 19656, 19978, 21405, 21840, 22832, 24570, 25686, 28080, 28540, 29967, 32760, 34248, 37102, 38529, 39312, 39956, 42810, 49140, 49945, 51372, 55653, 57080, 59934, 64215, 65520, 68496, 74204, 77058, 79912, 85620, 89901, 92755, 98280, 99890, 102744, 111306, 114160, 119868, 128430, 129857, 148408, 149835, 154116, 159824, 166959, 171240, 179802, 185510, 192645, 196560, 199780, 205488, 222612, 239736, 256860, 259714, 269703, 278265, 296816, 299670, 308232, 333918, 342480, 359604, 371020, 385290, 389571, 399560, 445224, 449505, 479472, 500877, 513720, 519428, 539406, 556530, 599340, 616464, 649285, 667836, 719208, 742040, 770580, 779142, 799120, 834795, 890448, 899010, 1001754, 1027440, 1038856, 1078812, 1113060, 1168713, 1198680, 1298570, 1335672, 1348515, 1438416, 1484080, 1541160, 1558284, 1669590, 1798020, 1947855, 2003508, 2077712, 2157624, 2226120, 2337426, 2397360, 2504385, 2597140, 2671344, 2697030, 3082320, 3116568, 3339180, 3506139, 3596040, 3895710, 4007016, 4315248, 4452240, 4674852, 5008770, 5194280, 5394060, 5843565, 6233136, 6678360, 7012278, 7192080, 7791420, 8014032, 9349704, 10017540, 10388560, 10788120, 11687130, 13356720, 14024556, 15582840, 17530695, 18699408, 20035080, 21576240, 23374260, 28049112, 31165680, 35061390, 40070160, 46748520, 56098224, 70122780, 93497040, 140245560, 280491120]

約数ペア:

[(1, 280491120), (2, 140245560), (3, 93497040), (4, 70122780), (5, 56098224), (6, 46748520), (7, 40070160), (8, 35061390), (9, 31165680), (10, 28049112), (12, 23374260), (13, 21576240), (14, 20035080), (15, 18699408), (16, 17530695), (18, 15582840), (20, 14024556), (21, 13356720), (24, 11687130), (26, 10788120), (27, 10388560), (28, 10017540), (30, 9349704), (35, 8014032), (36, 7791420), (39, 7192080), (40, 7012278), (42, 6678360), (45, 6233136), (48, 5843565), (52, 5394060), (54, 5194280), (56, 5008770), (60, 4674852), (63, 4452240), (65, 4315248), (70, 4007016), (72, 3895710), (78, 3596040), (80, 3506139), (84, 3339180), (90, 3116568), (91, 3082320), (104, 2697030), (105, 2671344), (108, 2597140), (112, 2504385), (117, 2397360), (120, 2337426), (126, 2226120), (130, 2157624), (135, 2077712), (140, 2003508), (144, 1947855), (156, 1798020), (168, 1669590), (180, 1558284), (182, 1541160), (189, 1484080), (195, 1438416), (208, 1348515), (210, 1335672), (216, 1298570), (234, 1198680), (240, 1168713), (252, 1113060), (260, 1078812), (270, 1038856), (273, 1027440), (280, 1001754), (312, 899010), (315, 890448), (336, 834795), (351, 799120), (360, 779142), (364, 770580), (378, 742040), (390, 719208), (420, 667836), (432, 649285), (455, 616464), (468, 599340), (504, 556530), (520, 539406), (540, 519428), (546, 513720), (560, 500877), (585, 479472), (624, 449505), (630, 445224), (702, 399560), (720, 389571), (728, 385290), (756, 371020), (780, 359604), (819, 342480), (840, 333918), (910, 308232), (936, 299670), (945, 296816), (1008, 278265), (1040, 269703), (1080, 259714), (1092, 256860), (1170, 239736), (1260, 222612), (1365, 205488), (1404, 199780), (1427, 196560), (1456, 192645), (1512, 185510), (1560, 179802), (1638, 171240), (1680, 166959), (1755, 159824), (1820, 154116), (1872, 149835), (1890, 148408), (2160, 129857), (2184, 128430), (2340, 119868), (2457, 114160), (2520, 111306), (2730, 102744), (2808, 99890), (2854, 98280), (3024, 92755), (3120, 89901), (3276, 85620), (3510, 79912), (3640, 77058), (3780, 74204), (4095, 68496), (4281, 65520), (4368, 64215), (4680, 59934), (4914, 57080), (5040, 55653), (5460, 51372), (5616, 49945), (5708, 49140), (6552, 42810), (7020, 39956), (7135, 39312), (7280, 38529), (7560, 37102), (8190, 34248), (8562, 32760), (9360, 29967), (9828, 28540), (9989, 28080), (10920, 25686), (11416, 24570), (12285, 22832), (12843, 21840), (13104, 21405), (14040, 19978), (14270, 19656), (15120, 18551), (16380, 17124)]