71022720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:614

約数の個数: 128

約数和(自身を含む): 230014080

約数和(自身を除く): 158991360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 240, 284, 320, 355, 384, 426, 480, 521, 568, 640, 710, 852, 960, 1042, 1065, 1136, 1420, 1563, 1704, 1920, 2084, 2130, 2272, 2605, 2840, 3126, 3408, 4168, 4260, 4544, 5210, 5680, 6252, 6816, 7815, 8336, 8520, 9088, 10420, 11360, 12504, 13632, 15630, 16672, 17040, 20840, 22720, 25008, 27264, 31260, 33344, 34080, 36991, 41680, 45440, 50016, 62520, 66688, 68160, 73982, 83360, 100032, 110973, 125040, 136320, 147964, 166720, 184955, 200064, 221946, 250080, 295928, 333440, 369910, 443892, 500160, 554865, 591856, 739820, 887784, 1000320, 1109730, 1183712, 1479640, 1775568, 2219460, 2367424, 2959280, 3551136, 4438920, 4734848, 5918560, 7102272, 8877840, 11837120, 14204544, 17755680, 23674240, 35511360, 71022720]

約数ペア:

[(1, 71022720), (2, 35511360), (3, 23674240), (4, 17755680), (5, 14204544), (6, 11837120), (8, 8877840), (10, 7102272), (12, 5918560), (15, 4734848), (16, 4438920), (20, 3551136), (24, 2959280), (30, 2367424), (32, 2219460), (40, 1775568), (48, 1479640), (60, 1183712), (64, 1109730), (71, 1000320), (80, 887784), (96, 739820), (120, 591856), (128, 554865), (142, 500160), (160, 443892), (192, 369910), (213, 333440), (240, 295928), (284, 250080), (320, 221946), (355, 200064), (384, 184955), (426, 166720), (480, 147964), (521, 136320), (568, 125040), (640, 110973), (710, 100032), (852, 83360), (960, 73982), (1042, 68160), (1065, 66688), (1136, 62520), (1420, 50016), (1563, 45440), (1704, 41680), (1920, 36991), (2084, 34080), (2130, 33344), (2272, 31260), (2605, 27264), (2840, 25008), (3126, 22720), (3408, 20840), (4168, 17040), (4260, 16672), (4544, 15630), (5210, 13632), (5680, 12504), (6252, 11360), (6816, 10420), (7815, 9088), (8336, 8520)]