818634240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{35531}}^1$

素因数の和:35560

約数の個数: 120

約数和(自身を含む): 2835240408

約数和(自身を除く): 2016606168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 35531, 71062, 106593, 142124, 177655, 213186, 284248, 319779, 355310, 426372, 532965, 568496, 639558, 710620, 852744, 1065930, 1136992, 1279116, 1421240, 1598895, 1705488, 2131860, 2273984, 2558232, 2842480, 3197790, 3410976, 4263720, 4547968, 5116464, 5684960, 6395580, 6821952, 8527440, 9095936, 10232928, 11369920, 12791160, 13643904, 17054880, 18191872, 20465856, 22739840, 25582320, 27287808, 34109760, 40931712, 45479680, 51164640, 54575616, 68219520, 81863424, 90959360, 102329280, 136439040, 163726848, 204658560, 272878080, 409317120, 818634240]

約数ペア:

[(1, 818634240), (2, 409317120), (3, 272878080), (4, 204658560), (5, 163726848), (6, 136439040), (8, 102329280), (9, 90959360), (10, 81863424), (12, 68219520), (15, 54575616), (16, 51164640), (18, 45479680), (20, 40931712), (24, 34109760), (30, 27287808), (32, 25582320), (36, 22739840), (40, 20465856), (45, 18191872), (48, 17054880), (60, 13643904), (64, 12791160), (72, 11369920), (80, 10232928), (90, 9095936), (96, 8527440), (120, 6821952), (128, 6395580), (144, 5684960), (160, 5116464), (180, 4547968), (192, 4263720), (240, 3410976), (256, 3197790), (288, 2842480), (320, 2558232), (360, 2273984), (384, 2131860), (480, 1705488), (512, 1598895), (576, 1421240), (640, 1279116), (720, 1136992), (768, 1065930), (960, 852744), (1152, 710620), (1280, 639558), (1440, 568496), (1536, 532965), (1920, 426372), (2304, 355310), (2560, 319779), (2880, 284248), (3840, 213186), (4608, 177655), (5760, 142124), (7680, 106593), (11520, 71062), (23040, 35531)]