388296720

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 320

約数和(自身を含む): 1557281280

約数和(自身を除く): 1168984560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 122, 126, 135, 140, 144, 168, 180, 183, 189, 210, 216, 240, 244, 252, 270, 280, 305, 315, 336, 360, 366, 378, 420, 421, 427, 432, 488, 504, 540, 549, 560, 610, 630, 720, 732, 756, 840, 842, 854, 915, 945, 976, 1008, 1080, 1098, 1220, 1260, 1263, 1281, 1464, 1512, 1647, 1680, 1684, 1708, 1830, 1890, 2105, 2135, 2160, 2196, 2440, 2520, 2526, 2562, 2745, 2928, 2947, 3024, 3294, 3368, 3416, 3660, 3780, 3789, 3843, 4210, 4270, 4392, 4880, 5040, 5052, 5124, 5490, 5894, 6315, 6405, 6588, 6736, 6832, 7320, 7560, 7578, 7686, 8235, 8420, 8540, 8784, 8841, 10104, 10248, 10980, 11367, 11529, 11788, 12630, 12810, 13176, 14640, 14735, 15120, 15156, 15372, 16470, 16840, 17080, 17682, 18945, 19215, 20208, 20496, 21960, 22734, 23058, 23576, 25260, 25620, 25681, 26352, 26523, 29470, 30312, 30744, 32940, 33680, 34160, 35364, 37890, 38430, 43920, 44205, 45468, 46116, 47152, 50520, 51240, 51362, 53046, 56835, 57645, 58940, 60624, 61488, 65880, 70728, 75780, 76860, 77043, 79569, 88410, 90936, 92232, 101040, 102480, 102724, 106092, 113670, 115290, 117880, 128405, 131760, 132615, 141456, 151560, 153720, 154086, 159138, 176820, 179767, 181872, 184464, 205448, 212184, 227340, 230580, 231129, 235760, 256810, 265230, 303120, 307440, 308172, 318276, 353640, 359534, 385215, 397845, 410896, 424368, 454680, 461160, 462258, 513620, 530460, 539301, 616344, 636552, 693387, 707280, 719068, 770430, 795690, 898835, 909360, 922320, 924516, 1027240, 1060920, 1078602, 1155645, 1232688, 1273104, 1386774, 1438136, 1540860, 1591380, 1617903, 1797670, 1849032, 2054480, 2121840, 2157204, 2311290, 2696505, 2773548, 2876272, 3081720, 3182760, 3235806, 3466935, 3595340, 3698064, 4314408, 4622580, 4853709, 5393010, 5547096, 6163440, 6365520, 6471612, 6933870, 7190680, 8089515, 8628816, 9245160, 9707418, 10786020, 11094192, 12943224, 13867740, 14381360, 16179030, 18490320, 19414836, 21572040, 24268545, 25886448, 27735480, 32358060, 38829672, 43144080, 48537090, 55470960, 64716120, 77659344, 97074180, 129432240, 194148360, 388296720]

約数ペア:

[(1, 388296720), (2, 194148360), (3, 129432240), (4, 97074180), (5, 77659344), (6, 64716120), (7, 55470960), (8, 48537090), (9, 43144080), (10, 38829672), (12, 32358060), (14, 27735480), (15, 25886448), (16, 24268545), (18, 21572040), (20, 19414836), (21, 18490320), (24, 16179030), (27, 14381360), (28, 13867740), (30, 12943224), (35, 11094192), (36, 10786020), (40, 9707418), (42, 9245160), (45, 8628816), (48, 8089515), (54, 7190680), (56, 6933870), (60, 6471612), (61, 6365520), (63, 6163440), (70, 5547096), (72, 5393010), (80, 4853709), (84, 4622580), (90, 4314408), (105, 3698064), (108, 3595340), (112, 3466935), (120, 3235806), (122, 3182760), (126, 3081720), (135, 2876272), (140, 2773548), (144, 2696505), (168, 2311290), (180, 2157204), (183, 2121840), (189, 2054480), (210, 1849032), (216, 1797670), (240, 1617903), (244, 1591380), (252, 1540860), (270, 1438136), (280, 1386774), (305, 1273104), (315, 1232688), (336, 1155645), (360, 1078602), (366, 1060920), (378, 1027240), (420, 924516), (421, 922320), (427, 909360), (432, 898835), (488, 795690), (504, 770430), (540, 719068), (549, 707280), (560, 693387), (610, 636552), (630, 616344), (720, 539301), (732, 530460), (756, 513620), (840, 462258), (842, 461160), (854, 454680), (915, 424368), (945, 410896), (976, 397845), (1008, 385215), (1080, 359534), (1098, 353640), (1220, 318276), (1260, 308172), (1263, 307440), (1281, 303120), (1464, 265230), (1512, 256810), (1647, 235760), (1680, 231129), (1684, 230580), (1708, 227340), (1830, 212184), (1890, 205448), (2105, 184464), (2135, 181872), (2160, 179767), (2196, 176820), (2440, 159138), (2520, 154086), (2526, 153720), (2562, 151560), (2745, 141456), (2928, 132615), (2947, 131760), (3024, 128405), (3294, 117880), (3368, 115290), (3416, 113670), (3660, 106092), (3780, 102724), (3789, 102480), (3843, 101040), (4210, 92232), (4270, 90936), (4392, 88410), (4880, 79569), (5040, 77043), (5052, 76860), (5124, 75780), (5490, 70728), (5894, 65880), (6315, 61488), (6405, 60624), (6588, 58940), (6736, 57645), (6832, 56835), (7320, 53046), (7560, 51362), (7578, 51240), (7686, 50520), (8235, 47152), (8420, 46116), (8540, 45468), (8784, 44205), (8841, 43920), (10104, 38430), (10248, 37890), (10980, 35364), (11367, 34160), (11529, 33680), (11788, 32940), (12630, 30744), (12810, 30312), (13176, 29470), (14640, 26523), (14735, 26352), (15120, 25681), (15156, 25620), (15372, 25260), (16470, 23576), (16840, 23058), (17080, 22734), (17682, 21960), (18945, 20496), (19215, 20208)]