84156660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{66791}}^1$

素因数の和:66813

約数の個数: 72

約数和(自身を含む): 291747456

約数和(自身を除く): 207590796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 66791, 133582, 200373, 267164, 333955, 400746, 467537, 601119, 667910, 801492, 935074, 1001865, 1202238, 1335820, 1402611, 1870148, 2003730, 2337685, 2404476, 2805222, 3005595, 4007460, 4207833, 4675370, 5610444, 6011190, 7013055, 8415666, 9350740, 12022380, 14026110, 16831332, 21039165, 28052220, 42078330, 84156660]

約数ペア:

[(1, 84156660), (2, 42078330), (3, 28052220), (4, 21039165), (5, 16831332), (6, 14026110), (7, 12022380), (9, 9350740), (10, 8415666), (12, 7013055), (14, 6011190), (15, 5610444), (18, 4675370), (20, 4207833), (21, 4007460), (28, 3005595), (30, 2805222), (35, 2404476), (36, 2337685), (42, 2003730), (45, 1870148), (60, 1402611), (63, 1335820), (70, 1202238), (84, 1001865), (90, 935074), (105, 801492), (126, 667910), (140, 601119), (180, 467537), (210, 400746), (252, 333955), (315, 267164), (420, 200373), (630, 133582), (1260, 66791)]