248445470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8807}}^1$

素因数の和:8865

約数の個数: 64

約数和(自身を含む): 568221696

約数和(自身を除く): 319776226

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2821, 4030, 5642, 8807, 14105, 17614, 28210, 44035, 61649, 88070, 114491, 123298, 228982, 273017, 308245, 546034, 572455, 616490, 801437, 1144910, 1365085, 1602874, 1911119, 2730170, 3549221, 3822238, 4007185, 7098442, 8014370, 9555595, 17746105, 19111190, 24844547, 35492210, 49689094, 124222735, 248445470]

約数ペア:

[(1, 248445470), (2, 124222735), (5, 49689094), (7, 35492210), (10, 24844547), (13, 19111190), (14, 17746105), (26, 9555595), (31, 8014370), (35, 7098442), (62, 4007185), (65, 3822238), (70, 3549221), (91, 2730170), (130, 1911119), (155, 1602874), (182, 1365085), (217, 1144910), (310, 801437), (403, 616490), (434, 572455), (455, 546034), (806, 308245), (910, 273017), (1085, 228982), (2015, 123298), (2170, 114491), (2821, 88070), (4030, 61649), (5642, 44035), (8807, 28210), (14105, 17614)]