69443840

素因数分解:

$2^8\times 5^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 167771520

約数和(自身を除く): 98327680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 239, 256, 320, 454, 478, 640, 908, 956, 1135, 1195, 1280, 1816, 1912, 2270, 2390, 3632, 3824, 4540, 4780, 7264, 7648, 9080, 9560, 14528, 15296, 18160, 19120, 29056, 30592, 36320, 38240, 54253, 58112, 61184, 72640, 76480, 108506, 145280, 152960, 217012, 271265, 290560, 305920, 434024, 542530, 868048, 1085060, 1736096, 2170120, 3472192, 4340240, 6944384, 8680480, 13888768, 17360960, 34721920, 69443840]

約数ペア:

[(1, 69443840), (2, 34721920), (4, 17360960), (5, 13888768), (8, 8680480), (10, 6944384), (16, 4340240), (20, 3472192), (32, 2170120), (40, 1736096), (64, 1085060), (80, 868048), (128, 542530), (160, 434024), (227, 305920), (239, 290560), (256, 271265), (320, 217012), (454, 152960), (478, 145280), (640, 108506), (908, 76480), (956, 72640), (1135, 61184), (1195, 58112), (1280, 54253), (1816, 38240), (1912, 36320), (2270, 30592), (2390, 29056), (3632, 19120), (3824, 18160), (4540, 15296), (4780, 14528), (7264, 9560), (7648, 9080)]