71330560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 206035200

約数和(自身を除く): 134704640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 419, 448, 532, 560, 608, 640, 665, 760, 838, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1676, 1792, 2095, 2128, 2240, 2432, 2660, 2933, 3040, 3352, 4190, 4256, 4480, 4864, 5320, 5866, 6080, 6704, 7961, 8380, 8512, 8960, 10640, 11732, 12160, 13408, 14665, 15922, 16760, 17024, 21280, 23464, 24320, 26816, 29330, 31844, 33520, 34048, 39805, 42560, 46928, 53632, 55727, 58660, 63688, 67040, 79610, 85120, 93856, 107264, 111454, 117320, 127376, 134080, 159220, 170240, 187712, 222908, 234640, 254752, 268160, 278635, 318440, 375424, 445816, 469280, 509504, 536320, 557270, 636880, 750848, 891632, 938560, 1019008, 1114540, 1273760, 1783264, 1877120, 2038016, 2229080, 2547520, 3566528, 3754240, 4458160, 5095040, 7133056, 8916320, 10190080, 14266112, 17832640, 35665280, 71330560]

約数ペア:

[(1, 71330560), (2, 35665280), (4, 17832640), (5, 14266112), (7, 10190080), (8, 8916320), (10, 7133056), (14, 5095040), (16, 4458160), (19, 3754240), (20, 3566528), (28, 2547520), (32, 2229080), (35, 2038016), (38, 1877120), (40, 1783264), (56, 1273760), (64, 1114540), (70, 1019008), (76, 938560), (80, 891632), (95, 750848), (112, 636880), (128, 557270), (133, 536320), (140, 509504), (152, 469280), (160, 445816), (190, 375424), (224, 318440), (256, 278635), (266, 268160), (280, 254752), (304, 234640), (320, 222908), (380, 187712), (419, 170240), (448, 159220), (532, 134080), (560, 127376), (608, 117320), (640, 111454), (665, 107264), (760, 93856), (838, 85120), (896, 79610), (1064, 67040), (1120, 63688), (1216, 58660), (1280, 55727), (1330, 53632), (1520, 46928), (1676, 42560), (1792, 39805), (2095, 34048), (2128, 33520), (2240, 31844), (2432, 29330), (2660, 26816), (2933, 24320), (3040, 23464), (3352, 21280), (4190, 17024), (4256, 16760), (4480, 15922), (4864, 14665), (5320, 13408), (5866, 12160), (6080, 11732), (6704, 10640), (7961, 8960), (8380, 8512)]