239242000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:174

約数の個数: 160

約数和(自身を含む): 615255264

約数和(自身を除く): 376013264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 53, 61, 74, 80, 100, 106, 122, 125, 148, 185, 200, 212, 244, 250, 265, 296, 305, 370, 400, 424, 488, 500, 530, 592, 610, 740, 848, 925, 976, 1000, 1060, 1220, 1325, 1480, 1525, 1850, 1961, 2000, 2120, 2257, 2440, 2650, 2960, 3050, 3233, 3700, 3922, 4240, 4514, 4625, 4880, 5300, 6100, 6466, 6625, 7400, 7625, 7844, 9028, 9250, 9805, 10600, 11285, 12200, 12932, 13250, 14800, 15250, 15688, 16165, 18056, 18500, 19610, 21200, 22570, 24400, 25864, 26500, 30500, 31376, 32330, 36112, 37000, 39220, 45140, 49025, 51728, 53000, 56425, 61000, 64660, 74000, 78440, 80825, 90280, 98050, 106000, 112850, 119621, 122000, 129320, 156880, 161650, 180560, 196100, 225700, 239242, 245125, 258640, 282125, 323300, 392200, 404125, 451400, 478484, 490250, 564250, 598105, 646600, 784400, 808250, 902800, 956968, 980500, 1128500, 1196210, 1293200, 1616500, 1913936, 1961000, 2257000, 2392420, 2990525, 3233000, 3922000, 4514000, 4784840, 5981050, 6466000, 9569680, 11962100, 14952625, 23924200, 29905250, 47848400, 59810500, 119621000, 239242000]

約数ペア:

[(1, 239242000), (2, 119621000), (4, 59810500), (5, 47848400), (8, 29905250), (10, 23924200), (16, 14952625), (20, 11962100), (25, 9569680), (37, 6466000), (40, 5981050), (50, 4784840), (53, 4514000), (61, 3922000), (74, 3233000), (80, 2990525), (100, 2392420), (106, 2257000), (122, 1961000), (125, 1913936), (148, 1616500), (185, 1293200), (200, 1196210), (212, 1128500), (244, 980500), (250, 956968), (265, 902800), (296, 808250), (305, 784400), (370, 646600), (400, 598105), (424, 564250), (488, 490250), (500, 478484), (530, 451400), (592, 404125), (610, 392200), (740, 323300), (848, 282125), (925, 258640), (976, 245125), (1000, 239242), (1060, 225700), (1220, 196100), (1325, 180560), (1480, 161650), (1525, 156880), (1850, 129320), (1961, 122000), (2000, 119621), (2120, 112850), (2257, 106000), (2440, 98050), (2650, 90280), (2960, 80825), (3050, 78440), (3233, 74000), (3700, 64660), (3922, 61000), (4240, 56425), (4514, 53000), (4625, 51728), (4880, 49025), (5300, 45140), (6100, 39220), (6466, 37000), (6625, 36112), (7400, 32330), (7625, 31376), (7844, 30500), (9028, 26500), (9250, 25864), (9805, 24400), (10600, 22570), (11285, 21200), (12200, 19610), (12932, 18500), (13250, 18056), (14800, 16165), (15250, 15688)]