381753120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{16231}}^1$

素因数の和:16263

約数の個数: 144

約数和(自身を含む): 1398938688

約数和(自身を除く): 1017185568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 16231, 23520, 32462, 48693, 64924, 81155, 97386, 113617, 129848, 162310, 194772, 227234, 243465, 259696, 324620, 340851, 389544, 454468, 486930, 519392, 568085, 649240, 681702, 779088, 795319, 908936, 973860, 1136170, 1298480, 1363404, 1558176, 1590638, 1704255, 1817872, 1947720, 2272340, 2385957, 2596960, 2726808, 3181276, 3408510, 3635744, 3895440, 3976595, 4544680, 4771914, 5453616, 6362552, 6817020, 7790880, 7953190, 9089360, 9543828, 10907232, 11929785, 12725104, 13634040, 15906380, 18178720, 19087656, 23859570, 25450208, 27268080, 31812760, 38175312, 47719140, 54536160, 63625520, 76350624, 95438280, 127251040, 190876560, 381753120]

約数ペア:

[(1, 381753120), (2, 190876560), (3, 127251040), (4, 95438280), (5, 76350624), (6, 63625520), (7, 54536160), (8, 47719140), (10, 38175312), (12, 31812760), (14, 27268080), (15, 25450208), (16, 23859570), (20, 19087656), (21, 18178720), (24, 15906380), (28, 13634040), (30, 12725104), (32, 11929785), (35, 10907232), (40, 9543828), (42, 9089360), (48, 7953190), (49, 7790880), (56, 6817020), (60, 6362552), (70, 5453616), (80, 4771914), (84, 4544680), (96, 3976595), (98, 3895440), (105, 3635744), (112, 3408510), (120, 3181276), (140, 2726808), (147, 2596960), (160, 2385957), (168, 2272340), (196, 1947720), (210, 1817872), (224, 1704255), (240, 1590638), (245, 1558176), (280, 1363404), (294, 1298480), (336, 1136170), (392, 973860), (420, 908936), (480, 795319), (490, 779088), (560, 681702), (588, 649240), (672, 568085), (735, 519392), (784, 486930), (840, 454468), (980, 389544), (1120, 340851), (1176, 324620), (1470, 259696), (1568, 243465), (1680, 227234), (1960, 194772), (2352, 162310), (2940, 129848), (3360, 113617), (3920, 97386), (4704, 81155), (5880, 64924), (7840, 48693), (11760, 32462), (16231, 23520)]