28191120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1163}}^1$

素因数の和:1280

約数の個数: 80

約数和(自身を含む): 88333632

約数和(自身を除く): 60142512

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, 1163, 1212, 1515, 1616, 2020, 2326, 2424, 3030, 3489, 4040, 4652, 4848, 5815, 6060, 6978, 8080, 9304, 11630, 12120, 13956, 17445, 18608, 23260, 24240, 27912, 34890, 46520, 55824, 69780, 93040, 117463, 139560, 234926, 279120, 352389, 469852, 587315, 704778, 939704, 1174630, 1409556, 1761945, 1879408, 2349260, 2819112, 3523890, 4698520, 5638224, 7047780, 9397040, 14095560, 28191120]

約数ペア:

[(1, 28191120), (2, 14095560), (3, 9397040), (4, 7047780), (5, 5638224), (6, 4698520), (8, 3523890), (10, 2819112), (12, 2349260), (15, 1879408), (16, 1761945), (20, 1409556), (24, 1174630), (30, 939704), (40, 704778), (48, 587315), (60, 469852), (80, 352389), (101, 279120), (120, 234926), (202, 139560), (240, 117463), (303, 93040), (404, 69780), (505, 55824), (606, 46520), (808, 34890), (1010, 27912), (1163, 24240), (1212, 23260), (1515, 18608), (1616, 17445), (2020, 13956), (2326, 12120), (2424, 11630), (3030, 9304), (3489, 8080), (4040, 6978), (4652, 6060), (4848, 5815)]