174721260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{887}}^1$

素因数の和:980

約数の個数: 144

約数和(自身を含む): 578237184

約数和(自身を除く): 403515924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 140, 147, 196, 201, 210, 245, 268, 294, 335, 402, 420, 469, 490, 588, 670, 735, 804, 887, 938, 980, 1005, 1340, 1407, 1470, 1774, 1876, 2010, 2345, 2661, 2814, 2940, 3283, 3548, 4020, 4435, 4690, 5322, 5628, 6209, 6566, 7035, 8870, 9380, 9849, 10644, 12418, 13132, 13305, 14070, 16415, 17740, 18627, 19698, 24836, 26610, 28140, 31045, 32830, 37254, 39396, 43463, 49245, 53220, 59429, 62090, 65660, 74508, 86926, 93135, 98490, 118858, 124180, 130389, 173852, 178287, 186270, 196980, 217315, 237716, 260778, 297145, 356574, 372540, 416003, 434630, 521556, 594290, 651945, 713148, 832006, 869260, 891435, 1188580, 1248009, 1303890, 1664012, 1782870, 2080015, 2496018, 2607780, 2912021, 3565740, 4160030, 4992036, 5824042, 6240045, 8320060, 8736063, 11648084, 12480090, 14560105, 17472126, 24960180, 29120210, 34944252, 43680315, 58240420, 87360630, 174721260]

約数ペア:

[(1, 174721260), (2, 87360630), (3, 58240420), (4, 43680315), (5, 34944252), (6, 29120210), (7, 24960180), (10, 17472126), (12, 14560105), (14, 12480090), (15, 11648084), (20, 8736063), (21, 8320060), (28, 6240045), (30, 5824042), (35, 4992036), (42, 4160030), (49, 3565740), (60, 2912021), (67, 2607780), (70, 2496018), (84, 2080015), (98, 1782870), (105, 1664012), (134, 1303890), (140, 1248009), (147, 1188580), (196, 891435), (201, 869260), (210, 832006), (245, 713148), (268, 651945), (294, 594290), (335, 521556), (402, 434630), (420, 416003), (469, 372540), (490, 356574), (588, 297145), (670, 260778), (735, 237716), (804, 217315), (887, 196980), (938, 186270), (980, 178287), (1005, 173852), (1340, 130389), (1407, 124180), (1470, 118858), (1774, 98490), (1876, 93135), (2010, 86926), (2345, 74508), (2661, 65660), (2814, 62090), (2940, 59429), (3283, 53220), (3548, 49245), (4020, 43463), (4435, 39396), (4690, 37254), (5322, 32830), (5628, 31045), (6209, 28140), (6566, 26610), (7035, 24836), (8870, 19698), (9380, 18627), (9849, 17740), (10644, 16415), (12418, 14070), (13132, 13305)]