1818603960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1$

素因数の和:921

約数の個数: 128

約数和(自身を含む): 5537505600

約数和(自身を除く): 3718901640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 257, 327, 436, 514, 541, 545, 654, 771, 872, 1028, 1082, 1090, 1285, 1308, 1542, 1623, 1635, 2056, 2164, 2180, 2570, 2616, 2705, 3084, 3246, 3270, 3855, 4328, 4360, 5140, 5410, 6168, 6492, 6540, 7710, 8115, 10280, 10820, 12984, 13080, 15420, 16230, 21640, 28013, 30840, 32460, 56026, 58969, 64920, 84039, 112052, 117938, 139037, 140065, 168078, 176907, 224104, 235876, 278074, 280130, 294845, 336156, 353814, 417111, 420195, 471752, 556148, 560260, 589690, 672312, 695185, 707628, 834222, 840390, 884535, 1112296, 1120520, 1179380, 1390370, 1415256, 1668444, 1680780, 1769070, 2085555, 2358760, 2780740, 3336888, 3361560, 3538140, 4171110, 5561480, 7076280, 8342220, 15155033, 16684440, 30310066, 45465099, 60620132, 75775165, 90930198, 121240264, 151550330, 181860396, 227325495, 303100660, 363720792, 454650990, 606201320, 909301980, 1818603960]

約数ペア:

[(1, 1818603960), (2, 909301980), (3, 606201320), (4, 454650990), (5, 363720792), (6, 303100660), (8, 227325495), (10, 181860396), (12, 151550330), (15, 121240264), (20, 90930198), (24, 75775165), (30, 60620132), (40, 45465099), (60, 30310066), (109, 16684440), (120, 15155033), (218, 8342220), (257, 7076280), (327, 5561480), (436, 4171110), (514, 3538140), (541, 3361560), (545, 3336888), (654, 2780740), (771, 2358760), (872, 2085555), (1028, 1769070), (1082, 1680780), (1090, 1668444), (1285, 1415256), (1308, 1390370), (1542, 1179380), (1623, 1120520), (1635, 1112296), (2056, 884535), (2164, 840390), (2180, 834222), (2570, 707628), (2616, 695185), (2705, 672312), (3084, 589690), (3246, 560260), (3270, 556148), (3855, 471752), (4328, 420195), (4360, 417111), (5140, 353814), (5410, 336156), (6168, 294845), (6492, 280130), (6540, 278074), (7710, 235876), (8115, 224104), (10280, 176907), (10820, 168078), (12984, 140065), (13080, 139037), (15420, 117938), (16230, 112052), (21640, 84039), (28013, 64920), (30840, 58969), (32460, 56026)]