161948712

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2146

約数の個数: 64

約数和(自身を含む): 421977600

約数和(自身を除く): 260028888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 109, 124, 186, 218, 248, 327, 372, 436, 654, 744, 872, 1308, 1997, 2616, 3379, 3994, 5991, 6758, 7988, 10137, 11982, 13516, 15976, 20274, 23964, 27032, 40548, 47928, 61907, 81096, 123814, 185721, 217673, 247628, 371442, 435346, 495256, 653019, 742884, 870692, 1306038, 1485768, 1741384, 2612076, 5224152, 6747863, 13495726, 20243589, 26991452, 40487178, 53982904, 80974356, 161948712]

約数ペア:

[(1, 161948712), (2, 80974356), (3, 53982904), (4, 40487178), (6, 26991452), (8, 20243589), (12, 13495726), (24, 6747863), (31, 5224152), (62, 2612076), (93, 1741384), (109, 1485768), (124, 1306038), (186, 870692), (218, 742884), (248, 653019), (327, 495256), (372, 435346), (436, 371442), (654, 247628), (744, 217673), (872, 185721), (1308, 123814), (1997, 81096), (2616, 61907), (3379, 47928), (3994, 40548), (5991, 27032), (6758, 23964), (7988, 20274), (10137, 15976), (11982, 13516)]