68451720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18401}}^1$

素因数の和:18446

約数の個数: 64

約数和(自身を含む): 211991040

約数和(自身を除く): 143539320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 18401, 36802, 55203, 73604, 92005, 110406, 147208, 184010, 220812, 276015, 368020, 441624, 552030, 570431, 736040, 1104060, 1140862, 1711293, 2208120, 2281724, 2852155, 3422586, 4563448, 5704310, 6845172, 8556465, 11408620, 13690344, 17112930, 22817240, 34225860, 68451720]

約数ペア:

[(1, 68451720), (2, 34225860), (3, 22817240), (4, 17112930), (5, 13690344), (6, 11408620), (8, 8556465), (10, 6845172), (12, 5704310), (15, 4563448), (20, 3422586), (24, 2852155), (30, 2281724), (31, 2208120), (40, 1711293), (60, 1140862), (62, 1104060), (93, 736040), (120, 570431), (124, 552030), (155, 441624), (186, 368020), (248, 276015), (310, 220812), (372, 184010), (465, 147208), (620, 110406), (744, 92005), (930, 73604), (1240, 55203), (1860, 36802), (3720, 18401)]