661138560

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{114781}}^1$

素因数の和:114806

約数の個数: 96

約数和(自身を含む): 2283013980

約数和(自身を除く): 1621875420

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, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 114781, 229562, 344343, 459124, 573905, 688686, 918248, 1033029, 1147810, 1377372, 1721715, 1836496, 2066058, 2295620, 2754744, 3443430, 3672992, 4132116, 4591240, 5165145, 5509488, 6886860, 7345984, 8264232, 9182480, 10330290, 11018976, 13773720, 14691968, 16528464, 18364960, 20660580, 22037952, 27547440, 33056928, 36729920, 41321160, 44075904, 55094880, 66113856, 73459840, 82642320, 110189760, 132227712, 165284640, 220379520, 330569280, 661138560]

約数ペア:

[(1, 661138560), (2, 330569280), (3, 220379520), (4, 165284640), (5, 132227712), (6, 110189760), (8, 82642320), (9, 73459840), (10, 66113856), (12, 55094880), (15, 44075904), (16, 41321160), (18, 36729920), (20, 33056928), (24, 27547440), (30, 22037952), (32, 20660580), (36, 18364960), (40, 16528464), (45, 14691968), (48, 13773720), (60, 11018976), (64, 10330290), (72, 9182480), (80, 8264232), (90, 7345984), (96, 6886860), (120, 5509488), (128, 5165145), (144, 4591240), (160, 4132116), (180, 3672992), (192, 3443430), (240, 2754744), (288, 2295620), (320, 2066058), (360, 1836496), (384, 1721715), (480, 1377372), (576, 1147810), (640, 1033029), (720, 918248), (960, 688686), (1152, 573905), (1440, 459124), (1920, 344343), (2880, 229562), (5760, 114781)]