281601628

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 641894400

約数和(自身を除く): 360292772

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 308, 329, 343, 397, 517, 539, 658, 686, 794, 1034, 1078, 1316, 1372, 1588, 2068, 2156, 2303, 2779, 3619, 3773, 4367, 4606, 5558, 7238, 7546, 8734, 9212, 11116, 14476, 15092, 16121, 17468, 18659, 19453, 25333, 30569, 32242, 37318, 38906, 50666, 61138, 64484, 74636, 77812, 101332, 122276, 130613, 136171, 177331, 205249, 213983, 261226, 272342, 354662, 410498, 427966, 522452, 544684, 709324, 820996, 855932, 914291, 1436743, 1497881, 1828582, 2873486, 2995762, 3657164, 5746972, 5991524, 6400037, 10057201, 12800074, 20114402, 25600148, 40228804, 70400407, 140800814, 281601628]

約数ペア:

[(1, 281601628), (2, 140800814), (4, 70400407), (7, 40228804), (11, 25600148), (14, 20114402), (22, 12800074), (28, 10057201), (44, 6400037), (47, 5991524), (49, 5746972), (77, 3657164), (94, 2995762), (98, 2873486), (154, 1828582), (188, 1497881), (196, 1436743), (308, 914291), (329, 855932), (343, 820996), (397, 709324), (517, 544684), (539, 522452), (658, 427966), (686, 410498), (794, 354662), (1034, 272342), (1078, 261226), (1316, 213983), (1372, 205249), (1588, 177331), (2068, 136171), (2156, 130613), (2303, 122276), (2779, 101332), (3619, 77812), (3773, 74636), (4367, 64484), (4606, 61138), (5558, 50666), (7238, 38906), (7546, 37318), (8734, 32242), (9212, 30569), (11116, 25333), (14476, 19453), (15092, 18659), (16121, 17468)]