642699960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45007}}^1$

素因数の和:45045

約数の個数: 128

約数和(自身を含む): 2333214720

約数和(自身を除く): 1690514760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 45007, 90014, 135021, 180028, 225035, 270042, 315049, 360056, 450070, 540084, 630098, 675105, 765119, 900140, 945147, 1080168, 1260196, 1350210, 1530238, 1575245, 1800280, 1890294, 2295357, 2520392, 2700420, 3060476, 3150490, 3780588, 3825595, 4590714, 4725735, 5355833, 5400840, 6120952, 6300980, 7561176, 7651190, 9181428, 9451470, 10711666, 11476785, 12601960, 15302380, 16067499, 18362856, 18902940, 21423332, 22953570, 26779165, 30604760, 32134998, 37805880, 42846664, 45907140, 53558330, 64269996, 80337495, 91814280, 107116660, 128539992, 160674990, 214233320, 321349980, 642699960]

約数ペア:

[(1, 642699960), (2, 321349980), (3, 214233320), (4, 160674990), (5, 128539992), (6, 107116660), (7, 91814280), (8, 80337495), (10, 64269996), (12, 53558330), (14, 45907140), (15, 42846664), (17, 37805880), (20, 32134998), (21, 30604760), (24, 26779165), (28, 22953570), (30, 21423332), (34, 18902940), (35, 18362856), (40, 16067499), (42, 15302380), (51, 12601960), (56, 11476785), (60, 10711666), (68, 9451470), (70, 9181428), (84, 7651190), (85, 7561176), (102, 6300980), (105, 6120952), (119, 5400840), (120, 5355833), (136, 4725735), (140, 4590714), (168, 3825595), (170, 3780588), (204, 3150490), (210, 3060476), (238, 2700420), (255, 2520392), (280, 2295357), (340, 1890294), (357, 1800280), (408, 1575245), (420, 1530238), (476, 1350210), (510, 1260196), (595, 1080168), (680, 945147), (714, 900140), (840, 765119), (952, 675105), (1020, 630098), (1190, 540084), (1428, 450070), (1785, 360056), (2040, 315049), (2380, 270042), (2856, 225035), (3570, 180028), (4760, 135021), (7140, 90014), (14280, 45007)]