130108720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{33191}}^1$

素因数の和:33218

約数の個数: 60

約数和(自身を含む): 351901584

約数和(自身を除く): 221792864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 33191, 66382, 132764, 165955, 232337, 265528, 331910, 464674, 531056, 663820, 929348, 1161685, 1327640, 1626359, 1858696, 2323370, 2655280, 3252718, 3717392, 4646740, 6505436, 8131795, 9293480, 13010872, 16263590, 18586960, 26021744, 32527180, 65054360, 130108720]

約数ペア:

[(1, 130108720), (2, 65054360), (4, 32527180), (5, 26021744), (7, 18586960), (8, 16263590), (10, 13010872), (14, 9293480), (16, 8131795), (20, 6505436), (28, 4646740), (35, 3717392), (40, 3252718), (49, 2655280), (56, 2323370), (70, 1858696), (80, 1626359), (98, 1327640), (112, 1161685), (140, 929348), (196, 663820), (245, 531056), (280, 464674), (392, 331910), (490, 265528), (560, 232337), (784, 165955), (980, 132764), (1960, 66382), (3920, 33191)]