105840640

素因数分解:

$2^{16}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 136

約数和(自身を含む): 283113360

約数和(自身を除く): 177272720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 190, 256, 272, 304, 320, 323, 340, 380, 512, 544, 608, 640, 646, 680, 760, 1024, 1088, 1216, 1280, 1292, 1360, 1520, 1615, 2048, 2176, 2432, 2560, 2584, 2720, 3040, 3230, 4096, 4352, 4864, 5120, 5168, 5440, 6080, 6460, 8192, 8704, 9728, 10240, 10336, 10880, 12160, 12920, 16384, 17408, 19456, 20480, 20672, 21760, 24320, 25840, 32768, 34816, 38912, 40960, 41344, 43520, 48640, 51680, 65536, 69632, 77824, 81920, 82688, 87040, 97280, 103360, 139264, 155648, 163840, 165376, 174080, 194560, 206720, 278528, 311296, 327680, 330752, 348160, 389120, 413440, 557056, 622592, 661504, 696320, 778240, 826880, 1114112, 1245184, 1323008, 1392640, 1556480, 1653760, 2646016, 2785280, 3112960, 3307520, 5292032, 5570560, 6225920, 6615040, 10584064, 13230080, 21168128, 26460160, 52920320, 105840640]

約数ペア:

[(1, 105840640), (2, 52920320), (4, 26460160), (5, 21168128), (8, 13230080), (10, 10584064), (16, 6615040), (17, 6225920), (19, 5570560), (20, 5292032), (32, 3307520), (34, 3112960), (38, 2785280), (40, 2646016), (64, 1653760), (68, 1556480), (76, 1392640), (80, 1323008), (85, 1245184), (95, 1114112), (128, 826880), (136, 778240), (152, 696320), (160, 661504), (170, 622592), (190, 557056), (256, 413440), (272, 389120), (304, 348160), (320, 330752), (323, 327680), (340, 311296), (380, 278528), (512, 206720), (544, 194560), (608, 174080), (640, 165376), (646, 163840), (680, 155648), (760, 139264), (1024, 103360), (1088, 97280), (1216, 87040), (1280, 82688), (1292, 81920), (1360, 77824), (1520, 69632), (1615, 65536), (2048, 51680), (2176, 48640), (2432, 43520), (2560, 41344), (2584, 40960), (2720, 38912), (3040, 34816), (3230, 32768), (4096, 25840), (4352, 24320), (4864, 21760), (5120, 20672), (5168, 20480), (5440, 19456), (6080, 17408), (6460, 16384), (8192, 12920), (8704, 12160), (9728, 10880), (10240, 10336)]