402528360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258031}}^1$

素因数の和:258058

約数の個数: 64

約数和(自身を含む): 1300481280

約数和(自身を除く): 897952920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 258031, 516062, 774093, 1032124, 1290155, 1548186, 2064248, 2580310, 3096372, 3354403, 3870465, 5160620, 6192744, 6708806, 7740930, 10063209, 10321240, 13417612, 15481860, 16772015, 20126418, 26835224, 30963720, 33544030, 40252836, 50316045, 67088060, 80505672, 100632090, 134176120, 201264180, 402528360]

約数ペア:

[(1, 402528360), (2, 201264180), (3, 134176120), (4, 100632090), (5, 80505672), (6, 67088060), (8, 50316045), (10, 40252836), (12, 33544030), (13, 30963720), (15, 26835224), (20, 20126418), (24, 16772015), (26, 15481860), (30, 13417612), (39, 10321240), (40, 10063209), (52, 7740930), (60, 6708806), (65, 6192744), (78, 5160620), (104, 3870465), (120, 3354403), (130, 3096372), (156, 2580310), (195, 2064248), (260, 1548186), (312, 1290155), (390, 1032124), (520, 774093), (780, 516062), (1560, 258031)]