257312496

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{4231}}^1$

素因数の和:4430

約数の個数: 80

約数和(自身を含む): 764062208

約数和(自身を除く): 506749712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 181, 336, 362, 543, 724, 1086, 1267, 1448, 2172, 2534, 2896, 3801, 4231, 4344, 5068, 7602, 8462, 8688, 10136, 12693, 15204, 16924, 20272, 25386, 29617, 30408, 33848, 50772, 59234, 60816, 67696, 88851, 101544, 118468, 177702, 203088, 236936, 355404, 473872, 710808, 765811, 1421616, 1531622, 2297433, 3063244, 4594866, 5360677, 6126488, 9189732, 10721354, 12252976, 16082031, 18379464, 21442708, 32164062, 36758928, 42885416, 64328124, 85770832, 128656248, 257312496]

約数ペア:

[(1, 257312496), (2, 128656248), (3, 85770832), (4, 64328124), (6, 42885416), (7, 36758928), (8, 32164062), (12, 21442708), (14, 18379464), (16, 16082031), (21, 12252976), (24, 10721354), (28, 9189732), (42, 6126488), (48, 5360677), (56, 4594866), (84, 3063244), (112, 2297433), (168, 1531622), (181, 1421616), (336, 765811), (362, 710808), (543, 473872), (724, 355404), (1086, 236936), (1267, 203088), (1448, 177702), (2172, 118468), (2534, 101544), (2896, 88851), (3801, 67696), (4231, 60816), (4344, 59234), (5068, 50772), (7602, 33848), (8462, 30408), (8688, 29617), (10136, 25386), (12693, 20272), (15204, 16924)]