423485440

素因数分解:

$2^{13}\times 5^1\times 7^2\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 168

約数和(自身を含む): 1187833032

約数和(自身を除く): 764347592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 211, 224, 245, 256, 280, 320, 392, 422, 448, 490, 512, 560, 640, 784, 844, 896, 980, 1024, 1055, 1120, 1280, 1477, 1568, 1688, 1792, 1960, 2048, 2110, 2240, 2560, 2954, 3136, 3376, 3584, 3920, 4096, 4220, 4480, 5120, 5908, 6272, 6752, 7168, 7385, 7840, 8192, 8440, 8960, 10240, 10339, 11816, 12544, 13504, 14336, 14770, 15680, 16880, 17920, 20480, 20678, 23632, 25088, 27008, 28672, 29540, 31360, 33760, 35840, 40960, 41356, 47264, 50176, 51695, 54016, 57344, 59080, 62720, 67520, 71680, 82712, 94528, 100352, 103390, 108032, 118160, 125440, 135040, 143360, 165424, 189056, 200704, 206780, 216064, 236320, 250880, 270080, 286720, 330848, 378112, 401408, 413560, 432128, 472640, 501760, 540160, 661696, 756224, 827120, 864256, 945280, 1003520, 1080320, 1323392, 1512448, 1654240, 1728512, 1890560, 2007040, 2160640, 2646784, 3024896, 3308480, 3781120, 4321280, 5293568, 6049792, 6616960, 7562240, 8642560, 10587136, 12099584, 13233920, 15124480, 21174272, 26467840, 30248960, 42348544, 52935680, 60497920, 84697088, 105871360, 211742720, 423485440]

約数ペア:

[(1, 423485440), (2, 211742720), (4, 105871360), (5, 84697088), (7, 60497920), (8, 52935680), (10, 42348544), (14, 30248960), (16, 26467840), (20, 21174272), (28, 15124480), (32, 13233920), (35, 12099584), (40, 10587136), (49, 8642560), (56, 7562240), (64, 6616960), (70, 6049792), (80, 5293568), (98, 4321280), (112, 3781120), (128, 3308480), (140, 3024896), (160, 2646784), (196, 2160640), (211, 2007040), (224, 1890560), (245, 1728512), (256, 1654240), (280, 1512448), (320, 1323392), (392, 1080320), (422, 1003520), (448, 945280), (490, 864256), (512, 827120), (560, 756224), (640, 661696), (784, 540160), (844, 501760), (896, 472640), (980, 432128), (1024, 413560), (1055, 401408), (1120, 378112), (1280, 330848), (1477, 286720), (1568, 270080), (1688, 250880), (1792, 236320), (1960, 216064), (2048, 206780), (2110, 200704), (2240, 189056), (2560, 165424), (2954, 143360), (3136, 135040), (3376, 125440), (3584, 118160), (3920, 108032), (4096, 103390), (4220, 100352), (4480, 94528), (5120, 82712), (5908, 71680), (6272, 67520), (6752, 62720), (7168, 59080), (7385, 57344), (7840, 54016), (8192, 51695), (8440, 50176), (8960, 47264), (10240, 41356), (10339, 40960), (11816, 35840), (12544, 33760), (13504, 31360), (14336, 29540), (14770, 28672), (15680, 27008), (16880, 25088), (17920, 23632), (20480, 20678)]