218851080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 787691520

約数和(自身を除く): 568840440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 73, 83, 84, 86, 105, 120, 129, 140, 146, 166, 168, 172, 210, 215, 219, 249, 258, 280, 292, 301, 332, 344, 365, 415, 420, 430, 438, 498, 511, 516, 581, 584, 602, 645, 664, 730, 830, 840, 860, 876, 903, 996, 1022, 1032, 1095, 1162, 1204, 1245, 1290, 1460, 1505, 1533, 1660, 1720, 1743, 1752, 1806, 1992, 2044, 2190, 2324, 2408, 2490, 2555, 2580, 2905, 2920, 3010, 3066, 3139, 3320, 3486, 3569, 3612, 4088, 4380, 4515, 4648, 4980, 5110, 5160, 5810, 6020, 6059, 6132, 6278, 6972, 7138, 7224, 7665, 8715, 8760, 9030, 9417, 9960, 10220, 10707, 11620, 12040, 12118, 12264, 12556, 13944, 14276, 15330, 15695, 17430, 17845, 18060, 18177, 18834, 20440, 21414, 21973, 23240, 24236, 24983, 25112, 28552, 30295, 30660, 31390, 34860, 35690, 36120, 36354, 37668, 42413, 42828, 43946, 47085, 48472, 49966, 53535, 60590, 61320, 62780, 65919, 69720, 71380, 72708, 74949, 75336, 84826, 85656, 87892, 90885, 94170, 99932, 107070, 109865, 121180, 124915, 125560, 127239, 131838, 142760, 145416, 149898, 169652, 175784, 181770, 188340, 199864, 212065, 214140, 219730, 242360, 249830, 254478, 260537, 263676, 299796, 329595, 339304, 363540, 374745, 376680, 424130, 428280, 439460, 499660, 508956, 521074, 527352, 599592, 636195, 659190, 727080, 749490, 781611, 848260, 878920, 999320, 1017912, 1042148, 1272390, 1302685, 1318380, 1498980, 1563222, 1696520, 1823759, 2084296, 2544780, 2605370, 2636760, 2997960, 3126444, 3647518, 3908055, 5089560, 5210740, 5471277, 6252888, 7295036, 7816110, 9118795, 10421480, 10942554, 14590072, 15632220, 18237590, 21885108, 27356385, 31264440, 36475180, 43770216, 54712770, 72950360, 109425540, 218851080]

約数ペア:

[(1, 218851080), (2, 109425540), (3, 72950360), (4, 54712770), (5, 43770216), (6, 36475180), (7, 31264440), (8, 27356385), (10, 21885108), (12, 18237590), (14, 15632220), (15, 14590072), (20, 10942554), (21, 10421480), (24, 9118795), (28, 7816110), (30, 7295036), (35, 6252888), (40, 5471277), (42, 5210740), (43, 5089560), (56, 3908055), (60, 3647518), (70, 3126444), (73, 2997960), (83, 2636760), (84, 2605370), (86, 2544780), (105, 2084296), (120, 1823759), (129, 1696520), (140, 1563222), (146, 1498980), (166, 1318380), (168, 1302685), (172, 1272390), (210, 1042148), (215, 1017912), (219, 999320), (249, 878920), (258, 848260), (280, 781611), (292, 749490), (301, 727080), (332, 659190), (344, 636195), (365, 599592), (415, 527352), (420, 521074), (430, 508956), (438, 499660), (498, 439460), (511, 428280), (516, 424130), (581, 376680), (584, 374745), (602, 363540), (645, 339304), (664, 329595), (730, 299796), (830, 263676), (840, 260537), (860, 254478), (876, 249830), (903, 242360), (996, 219730), (1022, 214140), (1032, 212065), (1095, 199864), (1162, 188340), (1204, 181770), (1245, 175784), (1290, 169652), (1460, 149898), (1505, 145416), (1533, 142760), (1660, 131838), (1720, 127239), (1743, 125560), (1752, 124915), (1806, 121180), (1992, 109865), (2044, 107070), (2190, 99932), (2324, 94170), (2408, 90885), (2490, 87892), (2555, 85656), (2580, 84826), (2905, 75336), (2920, 74949), (3010, 72708), (3066, 71380), (3139, 69720), (3320, 65919), (3486, 62780), (3569, 61320), (3612, 60590), (4088, 53535), (4380, 49966), (4515, 48472), (4648, 47085), (4980, 43946), (5110, 42828), (5160, 42413), (5810, 37668), (6020, 36354), (6059, 36120), (6132, 35690), (6278, 34860), (6972, 31390), (7138, 30660), (7224, 30295), (7665, 28552), (8715, 25112), (8760, 24983), (9030, 24236), (9417, 23240), (9960, 21973), (10220, 21414), (10707, 20440), (11620, 18834), (12040, 18177), (12118, 18060), (12264, 17845), (12556, 17430), (13944, 15695), (14276, 15330)]