81928320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:694

約数の個数: 128

約数和(自身を含む): 265265280

約数和(自身を除く): 183336960

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, 568, 601, 640, 710, 852, 960, 1065, 1136, 1202, 1420, 1704, 1803, 1920, 2130, 2272, 2404, 2840, 3005, 3408, 3606, 4260, 4544, 4808, 5680, 6010, 6816, 7212, 8520, 9015, 9088, 9616, 11360, 12020, 13632, 14424, 17040, 18030, 19232, 22720, 24040, 27264, 28848, 34080, 36060, 38464, 42671, 45440, 48080, 57696, 68160, 72120, 76928, 85342, 96160, 115392, 128013, 136320, 144240, 170684, 192320, 213355, 230784, 256026, 288480, 341368, 384640, 426710, 512052, 576960, 640065, 682736, 853420, 1024104, 1153920, 1280130, 1365472, 1706840, 2048208, 2560260, 2730944, 3413680, 4096416, 5120520, 5461888, 6827360, 8192832, 10241040, 13654720, 16385664, 20482080, 27309440, 40964160, 81928320]

約数ペア:

[(1, 81928320), (2, 40964160), (3, 27309440), (4, 20482080), (5, 16385664), (6, 13654720), (8, 10241040), (10, 8192832), (12, 6827360), (15, 5461888), (16, 5120520), (20, 4096416), (24, 3413680), (30, 2730944), (32, 2560260), (40, 2048208), (48, 1706840), (60, 1365472), (64, 1280130), (71, 1153920), (80, 1024104), (96, 853420), (120, 682736), (128, 640065), (142, 576960), (160, 512052), (192, 426710), (213, 384640), (240, 341368), (284, 288480), (320, 256026), (355, 230784), (384, 213355), (426, 192320), (480, 170684), (568, 144240), (601, 136320), (640, 128013), (710, 115392), (852, 96160), (960, 85342), (1065, 76928), (1136, 72120), (1202, 68160), (1420, 57696), (1704, 48080), (1803, 45440), (1920, 42671), (2130, 38464), (2272, 36060), (2404, 34080), (2840, 28848), (3005, 27264), (3408, 24040), (3606, 22720), (4260, 19232), (4544, 18030), (4808, 17040), (5680, 14424), (6010, 13632), (6816, 12020), (7212, 11360), (8520, 9616), (9015, 9088)]