421678920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{270307}}^1$

素因数の和:270334

約数の個数: 64

約数和(自身を含む): 1362352320

約数和(自身を除く): 940673400

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, 270307, 540614, 810921, 1081228, 1351535, 1621842, 2162456, 2703070, 3243684, 3513991, 4054605, 5406140, 6487368, 7027982, 8109210, 10541973, 10812280, 14055964, 16218420, 17569955, 21083946, 28111928, 32436840, 35139910, 42167892, 52709865, 70279820, 84335784, 105419730, 140559640, 210839460, 421678920]

約数ペア:

[(1, 421678920), (2, 210839460), (3, 140559640), (4, 105419730), (5, 84335784), (6, 70279820), (8, 52709865), (10, 42167892), (12, 35139910), (13, 32436840), (15, 28111928), (20, 21083946), (24, 17569955), (26, 16218420), (30, 14055964), (39, 10812280), (40, 10541973), (52, 8109210), (60, 7027982), (65, 6487368), (78, 5406140), (104, 4054605), (120, 3513991), (130, 3243684), (156, 2703070), (195, 2162456), (260, 1621842), (312, 1351535), (390, 1081228), (520, 810921), (780, 540614), (1560, 270307)]