199040640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1354

約数の個数: 128

約数和(自身を含む): 642600000

約数和(自身を除く): 443559360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 320, 332, 384, 415, 480, 498, 640, 664, 830, 960, 996, 1245, 1249, 1328, 1660, 1920, 1992, 2490, 2498, 2656, 3320, 3747, 3984, 4980, 4996, 5312, 6245, 6640, 7494, 7968, 9960, 9992, 10624, 12490, 13280, 14988, 15936, 18735, 19920, 19984, 24980, 26560, 29976, 31872, 37470, 39840, 39968, 49960, 53120, 59952, 74940, 79680, 79936, 99920, 103667, 119904, 149880, 159360, 159872, 199840, 207334, 239808, 299760, 311001, 399680, 414668, 479616, 518335, 599520, 622002, 799360, 829336, 1036670, 1199040, 1244004, 1555005, 1658672, 2073340, 2398080, 2488008, 3110010, 3317344, 4146680, 4976016, 6220020, 6634688, 8293360, 9952032, 12440040, 13269376, 16586720, 19904064, 24880080, 33173440, 39808128, 49760160, 66346880, 99520320, 199040640]

約数ペア:

[(1, 199040640), (2, 99520320), (3, 66346880), (4, 49760160), (5, 39808128), (6, 33173440), (8, 24880080), (10, 19904064), (12, 16586720), (15, 13269376), (16, 12440040), (20, 9952032), (24, 8293360), (30, 6634688), (32, 6220020), (40, 4976016), (48, 4146680), (60, 3317344), (64, 3110010), (80, 2488008), (83, 2398080), (96, 2073340), (120, 1658672), (128, 1555005), (160, 1244004), (166, 1199040), (192, 1036670), (240, 829336), (249, 799360), (320, 622002), (332, 599520), (384, 518335), (415, 479616), (480, 414668), (498, 399680), (640, 311001), (664, 299760), (830, 239808), (960, 207334), (996, 199840), (1245, 159872), (1249, 159360), (1328, 149880), (1660, 119904), (1920, 103667), (1992, 99920), (2490, 79936), (2498, 79680), (2656, 74940), (3320, 59952), (3747, 53120), (3984, 49960), (4980, 39968), (4996, 39840), (5312, 37470), (6245, 31872), (6640, 29976), (7494, 26560), (7968, 24980), (9960, 19984), (9992, 19920), (10624, 18735), (12490, 15936), (13280, 14988)]