161760720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:961

約数の個数: 160

約数和(自身を含む): 555393024

約数和(自身を除く): 393632304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 132, 142, 165, 176, 213, 220, 240, 264, 284, 330, 355, 426, 440, 528, 568, 660, 710, 781, 852, 863, 880, 1065, 1136, 1320, 1420, 1562, 1704, 1726, 2130, 2343, 2589, 2640, 2840, 3124, 3408, 3452, 3905, 4260, 4315, 4686, 5178, 5680, 6248, 6904, 7810, 8520, 8630, 9372, 9493, 10356, 11715, 12496, 12945, 13808, 15620, 17040, 17260, 18744, 18986, 20712, 23430, 25890, 28479, 31240, 34520, 37488, 37972, 41424, 46860, 47465, 51780, 56958, 61273, 62480, 69040, 75944, 93720, 94930, 103560, 113916, 122546, 142395, 151888, 183819, 187440, 189860, 207120, 227832, 245092, 284790, 306365, 367638, 379720, 455664, 490184, 569580, 612730, 674003, 735276, 759440, 919095, 980368, 1139160, 1225460, 1348006, 1470552, 1838190, 2022009, 2278320, 2450920, 2696012, 2941104, 3370015, 3676380, 4044018, 4901840, 5392024, 6740030, 7352760, 8088036, 10110045, 10784048, 13480060, 14705520, 16176072, 20220090, 26960120, 32352144, 40440180, 53920240, 80880360, 161760720]

約数ペア:

[(1, 161760720), (2, 80880360), (3, 53920240), (4, 40440180), (5, 32352144), (6, 26960120), (8, 20220090), (10, 16176072), (11, 14705520), (12, 13480060), (15, 10784048), (16, 10110045), (20, 8088036), (22, 7352760), (24, 6740030), (30, 5392024), (33, 4901840), (40, 4044018), (44, 3676380), (48, 3370015), (55, 2941104), (60, 2696012), (66, 2450920), (71, 2278320), (80, 2022009), (88, 1838190), (110, 1470552), (120, 1348006), (132, 1225460), (142, 1139160), (165, 980368), (176, 919095), (213, 759440), (220, 735276), (240, 674003), (264, 612730), (284, 569580), (330, 490184), (355, 455664), (426, 379720), (440, 367638), (528, 306365), (568, 284790), (660, 245092), (710, 227832), (781, 207120), (852, 189860), (863, 187440), (880, 183819), (1065, 151888), (1136, 142395), (1320, 122546), (1420, 113916), (1562, 103560), (1704, 94930), (1726, 93720), (2130, 75944), (2343, 69040), (2589, 62480), (2640, 61273), (2840, 56958), (3124, 51780), (3408, 47465), (3452, 46860), (3905, 41424), (4260, 37972), (4315, 37488), (4686, 34520), (5178, 31240), (5680, 28479), (6248, 25890), (6904, 23430), (7810, 20712), (8520, 18986), (8630, 18744), (9372, 17260), (9493, 17040), (10356, 15620), (11715, 13808), (12496, 12945)]