198395520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1$

素因数の和:754

約数の個数: 128

約数和(自身を含む): 636871680

約数和(自身を除く): 438476160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 191, 192, 240, 320, 382, 384, 480, 541, 573, 640, 764, 955, 960, 1082, 1146, 1528, 1623, 1910, 1920, 2164, 2292, 2705, 2865, 3056, 3246, 3820, 4328, 4584, 5410, 5730, 6112, 6492, 7640, 8115, 8656, 9168, 10820, 11460, 12224, 12984, 15280, 16230, 17312, 18336, 21640, 22920, 24448, 25968, 30560, 32460, 34624, 36672, 43280, 45840, 51936, 61120, 64920, 69248, 73344, 86560, 91680, 103331, 103872, 122240, 129840, 173120, 183360, 206662, 207744, 259680, 309993, 346240, 366720, 413324, 516655, 519360, 619986, 826648, 1033310, 1038720, 1239972, 1549965, 1653296, 2066620, 2479944, 3099930, 3306592, 4133240, 4959888, 6199860, 6613184, 8266480, 9919776, 12399720, 13226368, 16532960, 19839552, 24799440, 33065920, 39679104, 49598880, 66131840, 99197760, 198395520]

約数ペア:

[(1, 198395520), (2, 99197760), (3, 66131840), (4, 49598880), (5, 39679104), (6, 33065920), (8, 24799440), (10, 19839552), (12, 16532960), (15, 13226368), (16, 12399720), (20, 9919776), (24, 8266480), (30, 6613184), (32, 6199860), (40, 4959888), (48, 4133240), (60, 3306592), (64, 3099930), (80, 2479944), (96, 2066620), (120, 1653296), (128, 1549965), (160, 1239972), (191, 1038720), (192, 1033310), (240, 826648), (320, 619986), (382, 519360), (384, 516655), (480, 413324), (541, 366720), (573, 346240), (640, 309993), (764, 259680), (955, 207744), (960, 206662), (1082, 183360), (1146, 173120), (1528, 129840), (1623, 122240), (1910, 103872), (1920, 103331), (2164, 91680), (2292, 86560), (2705, 73344), (2865, 69248), (3056, 64920), (3246, 61120), (3820, 51936), (4328, 45840), (4584, 43280), (5410, 36672), (5730, 34624), (6112, 32460), (6492, 30560), (7640, 25968), (8115, 24448), (8656, 22920), (9168, 21640), (10820, 18336), (11460, 17312), (12224, 16230), (12984, 15280)]