442883280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{263621}}^1$

素因数の和:263644

約数の個数: 80

約数和(自身を含む): 1569078144

約数和(自身を除く): 1126194864

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 263621, 527242, 790863, 1054484, 1318105, 1581726, 1845347, 2108968, 2636210, 3163452, 3690694, 3954315, 4217936, 5272420, 5536041, 6326904, 7381388, 7908630, 9226735, 10544840, 11072082, 12653808, 14762776, 15817260, 18453470, 21089680, 22144164, 27680205, 29525552, 31634520, 36906940, 44288328, 55360410, 63269040, 73813880, 88576656, 110720820, 147627760, 221441640, 442883280]

約数ペア:

[(1, 442883280), (2, 221441640), (3, 147627760), (4, 110720820), (5, 88576656), (6, 73813880), (7, 63269040), (8, 55360410), (10, 44288328), (12, 36906940), (14, 31634520), (15, 29525552), (16, 27680205), (20, 22144164), (21, 21089680), (24, 18453470), (28, 15817260), (30, 14762776), (35, 12653808), (40, 11072082), (42, 10544840), (48, 9226735), (56, 7908630), (60, 7381388), (70, 6326904), (80, 5536041), (84, 5272420), (105, 4217936), (112, 3954315), (120, 3690694), (140, 3163452), (168, 2636210), (210, 2108968), (240, 1845347), (280, 1581726), (336, 1318105), (420, 1054484), (560, 790863), (840, 527242), (1680, 263621)]