123648240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5101}}^1$

素因数の和:5218

約数の個数: 80

約数和(自身を含む): 387180576

約数和(自身を除く): 263532336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2424, 3030, 4040, 4848, 5101, 6060, 8080, 10202, 12120, 15303, 20404, 24240, 25505, 30606, 40808, 51010, 61212, 76515, 81616, 102020, 122424, 153030, 204040, 244848, 306060, 408080, 515201, 612120, 1030402, 1224240, 1545603, 2060804, 2576005, 3091206, 4121608, 5152010, 6182412, 7728015, 8243216, 10304020, 12364824, 15456030, 20608040, 24729648, 30912060, 41216080, 61824120, 123648240]

約数ペア:

[(1, 123648240), (2, 61824120), (3, 41216080), (4, 30912060), (5, 24729648), (6, 20608040), (8, 15456030), (10, 12364824), (12, 10304020), (15, 8243216), (16, 7728015), (20, 6182412), (24, 5152010), (30, 4121608), (40, 3091206), (48, 2576005), (60, 2060804), (80, 1545603), (101, 1224240), (120, 1030402), (202, 612120), (240, 515201), (303, 408080), (404, 306060), (505, 244848), (606, 204040), (808, 153030), (1010, 122424), (1212, 102020), (1515, 81616), (1616, 76515), (2020, 61212), (2424, 51010), (3030, 40808), (4040, 30606), (4848, 25505), (5101, 24240), (6060, 20404), (8080, 15303), (10202, 12120)]