80312640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:600

約数の個数: 112

約数和(自身を含む): 256763520

約数和(自身を除く): 176450880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 269, 311, 320, 480, 538, 622, 807, 933, 960, 1076, 1244, 1345, 1555, 1614, 1866, 2152, 2488, 2690, 3110, 3228, 3732, 4035, 4304, 4665, 4976, 5380, 6220, 6456, 7464, 8070, 8608, 9330, 9952, 10760, 12440, 12912, 14928, 16140, 17216, 18660, 19904, 21520, 24880, 25824, 29856, 32280, 37320, 43040, 49760, 51648, 59712, 64560, 74640, 83659, 86080, 99520, 129120, 149280, 167318, 250977, 258240, 298560, 334636, 418295, 501954, 669272, 836590, 1003908, 1254885, 1338544, 1673180, 2007816, 2509770, 2677088, 3346360, 4015632, 5019540, 5354176, 6692720, 8031264, 10039080, 13385440, 16062528, 20078160, 26770880, 40156320, 80312640]

約数ペア:

[(1, 80312640), (2, 40156320), (3, 26770880), (4, 20078160), (5, 16062528), (6, 13385440), (8, 10039080), (10, 8031264), (12, 6692720), (15, 5354176), (16, 5019540), (20, 4015632), (24, 3346360), (30, 2677088), (32, 2509770), (40, 2007816), (48, 1673180), (60, 1338544), (64, 1254885), (80, 1003908), (96, 836590), (120, 669272), (160, 501954), (192, 418295), (240, 334636), (269, 298560), (311, 258240), (320, 250977), (480, 167318), (538, 149280), (622, 129120), (807, 99520), (933, 86080), (960, 83659), (1076, 74640), (1244, 64560), (1345, 59712), (1555, 51648), (1614, 49760), (1866, 43040), (2152, 37320), (2488, 32280), (2690, 29856), (3110, 25824), (3228, 24880), (3732, 21520), (4035, 19904), (4304, 18660), (4665, 17216), (4976, 16140), (5380, 14928), (6220, 12912), (6456, 12440), (7464, 10760), (8070, 9952), (8608, 9330)]