31778370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 90063792

約数和(自身を除く): 58285422

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 157, 173, 195, 234, 314, 346, 390, 471, 519, 585, 785, 865, 942, 1038, 1170, 1413, 1557, 1570, 1730, 2041, 2249, 2355, 2595, 2826, 3114, 4082, 4498, 4710, 5190, 6123, 6747, 7065, 7785, 10205, 11245, 12246, 13494, 14130, 15570, 18369, 20241, 20410, 22490, 27161, 30615, 33735, 36738, 40482, 54322, 61230, 67470, 81483, 91845, 101205, 135805, 162966, 183690, 202410, 244449, 271610, 353093, 407415, 488898, 706186, 814830, 1059279, 1222245, 1765465, 2118558, 2444490, 3177837, 3530930, 5296395, 6355674, 10592790, 15889185, 31778370]

約数ペア:

[(1, 31778370), (2, 15889185), (3, 10592790), (5, 6355674), (6, 5296395), (9, 3530930), (10, 3177837), (13, 2444490), (15, 2118558), (18, 1765465), (26, 1222245), (30, 1059279), (39, 814830), (45, 706186), (65, 488898), (78, 407415), (90, 353093), (117, 271610), (130, 244449), (157, 202410), (173, 183690), (195, 162966), (234, 135805), (314, 101205), (346, 91845), (390, 81483), (471, 67470), (519, 61230), (585, 54322), (785, 40482), (865, 36738), (942, 33735), (1038, 30615), (1170, 27161), (1413, 22490), (1557, 20410), (1570, 20241), (1730, 18369), (2041, 15570), (2249, 14130), (2355, 13494), (2595, 12246), (2826, 11245), (3114, 10205), (4082, 7785), (4498, 7065), (4710, 6747), (5190, 6123)]