80831880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7243}}^1$

素因数の和:7291

約数の個数: 96

約数和(自身を含む): 271215360

約数和(自身を除く): 190383480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 7243, 11160, 14486, 21729, 28972, 36215, 43458, 57944, 65187, 72430, 86916, 108645, 130374, 144860, 173832, 217290, 224533, 260748, 289720, 325935, 434580, 449066, 521496, 651870, 673599, 869160, 898132, 1122665, 1303740, 1347198, 1796264, 2020797, 2245330, 2607480, 2694396, 3367995, 4041594, 4490660, 5388792, 6735990, 8083188, 8981320, 10103985, 13471980, 16166376, 20207970, 26943960, 40415940, 80831880]

約数ペア:

[(1, 80831880), (2, 40415940), (3, 26943960), (4, 20207970), (5, 16166376), (6, 13471980), (8, 10103985), (9, 8981320), (10, 8083188), (12, 6735990), (15, 5388792), (18, 4490660), (20, 4041594), (24, 3367995), (30, 2694396), (31, 2607480), (36, 2245330), (40, 2020797), (45, 1796264), (60, 1347198), (62, 1303740), (72, 1122665), (90, 898132), (93, 869160), (120, 673599), (124, 651870), (155, 521496), (180, 449066), (186, 434580), (248, 325935), (279, 289720), (310, 260748), (360, 224533), (372, 217290), (465, 173832), (558, 144860), (620, 130374), (744, 108645), (930, 86916), (1116, 72430), (1240, 65187), (1395, 57944), (1860, 43458), (2232, 36215), (2790, 28972), (3720, 21729), (5580, 14486), (7243, 11160)]