161619840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 256

約数和(自身を含む): 587520000

約数和(自身を除く): 425900160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 180, 188, 192, 199, 216, 235, 240, 270, 282, 288, 320, 360, 376, 384, 398, 423, 432, 470, 480, 540, 564, 576, 597, 640, 705, 720, 752, 796, 846, 864, 940, 960, 995, 1080, 1128, 1152, 1194, 1269, 1410, 1440, 1504, 1592, 1692, 1728, 1791, 1880, 1920, 1990, 2115, 2160, 2256, 2388, 2538, 2820, 2880, 2985, 3008, 3184, 3384, 3456, 3582, 3760, 3980, 4230, 4320, 4512, 4776, 5076, 5373, 5640, 5760, 5970, 6016, 6345, 6368, 6768, 7164, 7520, 7960, 8460, 8640, 8955, 9024, 9353, 9552, 10152, 10746, 11280, 11940, 12690, 12736, 13536, 14328, 15040, 15920, 16920, 17280, 17910, 18048, 18706, 19104, 20304, 21492, 22560, 23880, 25380, 25472, 26865, 27072, 28059, 28656, 30080, 31840, 33840, 35820, 37412, 38208, 40608, 42984, 45120, 46765, 47760, 50760, 53730, 54144, 56118, 57312, 63680, 67680, 71640, 74824, 76416, 81216, 84177, 85968, 90240, 93530, 95520, 101520, 107460, 112236, 114624, 127360, 135360, 140295, 143280, 149648, 162432, 168354, 171936, 187060, 191040, 203040, 214920, 224472, 229248, 252531, 270720, 280590, 286560, 299296, 336708, 343872, 374120, 382080, 406080, 420885, 429840, 448944, 505062, 561180, 573120, 598592, 673416, 687744, 748240, 812160, 841770, 859680, 897888, 1010124, 1122360, 1146240, 1197184, 1262655, 1346832, 1496480, 1683540, 1719360, 1795776, 2020248, 2244720, 2525310, 2693664, 2992960, 3367080, 3438720, 3591552, 4040496, 4489440, 5050620, 5387328, 5985920, 6734160, 8080992, 8978880, 10101240, 10774656, 13468320, 16161984, 17957760, 20202480, 26936640, 32323968, 40404960, 53873280, 80809920, 161619840]

約数ペア:

[(1, 161619840), (2, 80809920), (3, 53873280), (4, 40404960), (5, 32323968), (6, 26936640), (8, 20202480), (9, 17957760), (10, 16161984), (12, 13468320), (15, 10774656), (16, 10101240), (18, 8978880), (20, 8080992), (24, 6734160), (27, 5985920), (30, 5387328), (32, 5050620), (36, 4489440), (40, 4040496), (45, 3591552), (47, 3438720), (48, 3367080), (54, 2992960), (60, 2693664), (64, 2525310), (72, 2244720), (80, 2020248), (90, 1795776), (94, 1719360), (96, 1683540), (108, 1496480), (120, 1346832), (128, 1262655), (135, 1197184), (141, 1146240), (144, 1122360), (160, 1010124), (180, 897888), (188, 859680), (192, 841770), (199, 812160), (216, 748240), (235, 687744), (240, 673416), (270, 598592), (282, 573120), (288, 561180), (320, 505062), (360, 448944), (376, 429840), (384, 420885), (398, 406080), (423, 382080), (432, 374120), (470, 343872), (480, 336708), (540, 299296), (564, 286560), (576, 280590), (597, 270720), (640, 252531), (705, 229248), (720, 224472), (752, 214920), (796, 203040), (846, 191040), (864, 187060), (940, 171936), (960, 168354), (995, 162432), (1080, 149648), (1128, 143280), (1152, 140295), (1194, 135360), (1269, 127360), (1410, 114624), (1440, 112236), (1504, 107460), (1592, 101520), (1692, 95520), (1728, 93530), (1791, 90240), (1880, 85968), (1920, 84177), (1990, 81216), (2115, 76416), (2160, 74824), (2256, 71640), (2388, 67680), (2538, 63680), (2820, 57312), (2880, 56118), (2985, 54144), (3008, 53730), (3184, 50760), (3384, 47760), (3456, 46765), (3582, 45120), (3760, 42984), (3980, 40608), (4230, 38208), (4320, 37412), (4512, 35820), (4776, 33840), (5076, 31840), (5373, 30080), (5640, 28656), (5760, 28059), (5970, 27072), (6016, 26865), (6345, 25472), (6368, 25380), (6768, 23880), (7164, 22560), (7520, 21492), (7960, 20304), (8460, 19104), (8640, 18706), (8955, 18048), (9024, 17910), (9353, 17280), (9552, 16920), (10152, 15920), (10746, 15040), (11280, 14328), (11940, 13536), (12690, 12736)]