1206341780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{28627}}^1$

素因数の和:28693

約数の個数: 72

約数和(自身を含む): 3015559008

約数和(自身を除く): 1809217228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 28627, 42140, 57254, 114508, 143135, 200389, 286270, 400778, 572540, 801556, 1001945, 1230961, 1402723, 2003890, 2461922, 2805446, 4007780, 4923844, 5610892, 6154805, 7013615, 8616727, 12309610, 14027230, 17233454, 24619220, 28054460, 34466908, 43083635, 60317089, 86167270, 120634178, 172334540, 241268356, 301585445, 603170890, 1206341780]

約数ペア:

[(1, 1206341780), (2, 603170890), (4, 301585445), (5, 241268356), (7, 172334540), (10, 120634178), (14, 86167270), (20, 60317089), (28, 43083635), (35, 34466908), (43, 28054460), (49, 24619220), (70, 17233454), (86, 14027230), (98, 12309610), (140, 8616727), (172, 7013615), (196, 6154805), (215, 5610892), (245, 4923844), (301, 4007780), (430, 2805446), (490, 2461922), (602, 2003890), (860, 1402723), (980, 1230961), (1204, 1001945), (1505, 801556), (2107, 572540), (3010, 400778), (4214, 286270), (6020, 200389), (8428, 143135), (10535, 114508), (21070, 57254), (28627, 42140)]