428748800

素因数分解:

$2^{12}\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 156

約数和(自身を含む): 1096938720

約数和(自身を除く): 668189920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 79, 80, 100, 106, 128, 158, 160, 200, 212, 256, 265, 316, 320, 395, 400, 424, 512, 530, 632, 640, 790, 800, 848, 1024, 1060, 1264, 1280, 1325, 1580, 1600, 1696, 1975, 2048, 2120, 2528, 2560, 2650, 3160, 3200, 3392, 3950, 4096, 4187, 4240, 5056, 5120, 5300, 6320, 6400, 6784, 7900, 8374, 8480, 10112, 10240, 10600, 12640, 12800, 13568, 15800, 16748, 16960, 20224, 20480, 20935, 21200, 25280, 25600, 27136, 31600, 33496, 33920, 40448, 41870, 42400, 50560, 51200, 54272, 63200, 66992, 67840, 80896, 83740, 84800, 101120, 102400, 104675, 108544, 126400, 133984, 135680, 161792, 167480, 169600, 202240, 209350, 217088, 252800, 267968, 271360, 323584, 334960, 339200, 404480, 418700, 505600, 535936, 542720, 669920, 678400, 808960, 837400, 1011200, 1071872, 1085440, 1339840, 1356800, 1617920, 1674800, 2022400, 2143744, 2679680, 2713600, 3349600, 4044800, 4287488, 5359360, 5427200, 6699200, 8089600, 8574976, 10718720, 13398400, 17149952, 21437440, 26796800, 42874880, 53593600, 85749760, 107187200, 214374400, 428748800]

約数ペア:

[(1, 428748800), (2, 214374400), (4, 107187200), (5, 85749760), (8, 53593600), (10, 42874880), (16, 26796800), (20, 21437440), (25, 17149952), (32, 13398400), (40, 10718720), (50, 8574976), (53, 8089600), (64, 6699200), (79, 5427200), (80, 5359360), (100, 4287488), (106, 4044800), (128, 3349600), (158, 2713600), (160, 2679680), (200, 2143744), (212, 2022400), (256, 1674800), (265, 1617920), (316, 1356800), (320, 1339840), (395, 1085440), (400, 1071872), (424, 1011200), (512, 837400), (530, 808960), (632, 678400), (640, 669920), (790, 542720), (800, 535936), (848, 505600), (1024, 418700), (1060, 404480), (1264, 339200), (1280, 334960), (1325, 323584), (1580, 271360), (1600, 267968), (1696, 252800), (1975, 217088), (2048, 209350), (2120, 202240), (2528, 169600), (2560, 167480), (2650, 161792), (3160, 135680), (3200, 133984), (3392, 126400), (3950, 108544), (4096, 104675), (4187, 102400), (4240, 101120), (5056, 84800), (5120, 83740), (5300, 80896), (6320, 67840), (6400, 66992), (6784, 63200), (7900, 54272), (8374, 51200), (8480, 50560), (10112, 42400), (10240, 41870), (10600, 40448), (12640, 33920), (12800, 33496), (13568, 31600), (15800, 27136), (16748, 25600), (16960, 25280), (20224, 21200), (20480, 20935)]