261615336

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{2153}}^1$

素因数の和:2306

約数の個数: 64

約数和(自身を含む): 673081920

約数和(自身を除く): 411466584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 83, 122, 166, 183, 244, 249, 332, 366, 488, 498, 664, 732, 996, 1464, 1992, 2153, 4306, 5063, 6459, 8612, 10126, 12918, 15189, 17224, 20252, 25836, 30378, 40504, 51672, 60756, 121512, 131333, 178699, 262666, 357398, 393999, 525332, 536097, 714796, 787998, 1050664, 1072194, 1429592, 1575996, 2144388, 3151992, 4288776, 10900639, 21801278, 32701917, 43602556, 65403834, 87205112, 130807668, 261615336]

約数ペア:

[(1, 261615336), (2, 130807668), (3, 87205112), (4, 65403834), (6, 43602556), (8, 32701917), (12, 21801278), (24, 10900639), (61, 4288776), (83, 3151992), (122, 2144388), (166, 1575996), (183, 1429592), (244, 1072194), (249, 1050664), (332, 787998), (366, 714796), (488, 536097), (498, 525332), (664, 393999), (732, 357398), (996, 262666), (1464, 178699), (1992, 131333), (2153, 121512), (4306, 60756), (5063, 51672), (6459, 40504), (8612, 30378), (10126, 25836), (12918, 20252), (15189, 17224)]