447768780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{438989}}^1$

素因数の和:439018

約数の個数: 48

約数和(自身を含む): 1327505760

約数和(自身を除く): 879736980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 438989, 877978, 1316967, 1755956, 2194945, 2633934, 4389890, 5267868, 6584835, 7462813, 8779780, 13169670, 14925626, 22388439, 26339340, 29851252, 37314065, 44776878, 74628130, 89553756, 111942195, 149256260, 223884390, 447768780]

約数ペア:

[(1, 447768780), (2, 223884390), (3, 149256260), (4, 111942195), (5, 89553756), (6, 74628130), (10, 44776878), (12, 37314065), (15, 29851252), (17, 26339340), (20, 22388439), (30, 14925626), (34, 13169670), (51, 8779780), (60, 7462813), (68, 6584835), (85, 5267868), (102, 4389890), (170, 2633934), (204, 2194945), (255, 1755956), (340, 1316967), (510, 877978), (1020, 438989)]