140397240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 438197760

約数和(自身を除く): 297800520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 103, 111, 120, 148, 185, 206, 222, 296, 307, 309, 370, 412, 444, 515, 555, 614, 618, 740, 824, 888, 921, 1030, 1110, 1228, 1236, 1480, 1535, 1545, 1842, 2060, 2220, 2456, 2472, 3070, 3090, 3684, 3811, 4120, 4440, 4605, 6140, 6180, 7368, 7622, 9210, 11359, 11433, 12280, 12360, 15244, 18420, 19055, 22718, 22866, 30488, 31621, 34077, 36840, 38110, 45436, 45732, 56795, 57165, 63242, 68154, 76220, 90872, 91464, 94863, 113590, 114330, 126484, 136308, 152440, 158105, 170385, 189726, 227180, 228660, 252968, 272616, 316210, 340770, 379452, 454360, 457320, 474315, 632420, 681540, 758904, 948630, 1169977, 1264840, 1363080, 1897260, 2339954, 3509931, 3794520, 4679908, 5849885, 7019862, 9359816, 11699770, 14039724, 17549655, 23399540, 28079448, 35099310, 46799080, 70198620, 140397240]

約数ペア:

[(1, 140397240), (2, 70198620), (3, 46799080), (4, 35099310), (5, 28079448), (6, 23399540), (8, 17549655), (10, 14039724), (12, 11699770), (15, 9359816), (20, 7019862), (24, 5849885), (30, 4679908), (37, 3794520), (40, 3509931), (60, 2339954), (74, 1897260), (103, 1363080), (111, 1264840), (120, 1169977), (148, 948630), (185, 758904), (206, 681540), (222, 632420), (296, 474315), (307, 457320), (309, 454360), (370, 379452), (412, 340770), (444, 316210), (515, 272616), (555, 252968), (614, 228660), (618, 227180), (740, 189726), (824, 170385), (888, 158105), (921, 152440), (1030, 136308), (1110, 126484), (1228, 114330), (1236, 113590), (1480, 94863), (1535, 91464), (1545, 90872), (1842, 76220), (2060, 68154), (2220, 63242), (2456, 57165), (2472, 56795), (3070, 45732), (3090, 45436), (3684, 38110), (3811, 36840), (4120, 34077), (4440, 31621), (4605, 30488), (6140, 22866), (6180, 22718), (7368, 19055), (7622, 18420), (9210, 15244), (11359, 12360), (11433, 12280)]