388640560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9013}}^1$

素因数の和:9051

約数の個数: 120

約数和(自身を含む): 1146797136

約数和(自身を除く): 758156576

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3920, 4312, 5390, 6160, 8624, 9013, 10780, 18026, 21560, 36052, 43120, 45065, 63091, 72104, 90130, 99143, 126182, 144208, 180260, 198286, 252364, 315455, 360520, 396572, 441637, 495715, 504728, 630910, 694001, 721040, 793144, 883274, 991430, 1009456, 1261820, 1388002, 1586288, 1766548, 1982860, 2208185, 2523640, 2776004, 3470005, 3533096, 3965720, 4416370, 4858007, 5047280, 5552008, 6940010, 7066192, 7931440, 8832740, 9716014, 11104016, 13880020, 17665480, 19432028, 24290035, 27760040, 35330960, 38864056, 48580070, 55520080, 77728112, 97160140, 194320280, 388640560]

約数ペア:

[(1, 388640560), (2, 194320280), (4, 97160140), (5, 77728112), (7, 55520080), (8, 48580070), (10, 38864056), (11, 35330960), (14, 27760040), (16, 24290035), (20, 19432028), (22, 17665480), (28, 13880020), (35, 11104016), (40, 9716014), (44, 8832740), (49, 7931440), (55, 7066192), (56, 6940010), (70, 5552008), (77, 5047280), (80, 4858007), (88, 4416370), (98, 3965720), (110, 3533096), (112, 3470005), (140, 2776004), (154, 2523640), (176, 2208185), (196, 1982860), (220, 1766548), (245, 1586288), (280, 1388002), (308, 1261820), (385, 1009456), (392, 991430), (440, 883274), (490, 793144), (539, 721040), (560, 694001), (616, 630910), (770, 504728), (784, 495715), (880, 441637), (980, 396572), (1078, 360520), (1232, 315455), (1540, 252364), (1960, 198286), (2156, 180260), (2695, 144208), (3080, 126182), (3920, 99143), (4312, 90130), (5390, 72104), (6160, 63091), (8624, 45065), (9013, 43120), (10780, 36052), (18026, 21560)]