7948915380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6308663}}^1$

素因数の和:6308685

約数の個数: 72

約数和(自身を含む): 27556244352

約数和(自身を除く): 19607328972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 6308663, 12617326, 18925989, 25234652, 31543315, 37851978, 44160641, 56777967, 63086630, 75703956, 88321282, 94629945, 113555934, 126173260, 132481923, 176642564, 189259890, 220803205, 227111868, 264963846, 283889835, 378519780, 397445769, 441606410, 529927692, 567779670, 662409615, 794891538, 883212820, 1135559340, 1324819230, 1589783076, 1987228845, 2649638460, 3974457690, 7948915380]

約数ペア:

[(1, 7948915380), (2, 3974457690), (3, 2649638460), (4, 1987228845), (5, 1589783076), (6, 1324819230), (7, 1135559340), (9, 883212820), (10, 794891538), (12, 662409615), (14, 567779670), (15, 529927692), (18, 441606410), (20, 397445769), (21, 378519780), (28, 283889835), (30, 264963846), (35, 227111868), (36, 220803205), (42, 189259890), (45, 176642564), (60, 132481923), (63, 126173260), (70, 113555934), (84, 94629945), (90, 88321282), (105, 75703956), (126, 63086630), (140, 56777967), (180, 44160641), (210, 37851978), (252, 31543315), (315, 25234652), (420, 18925989), (630, 12617326), (1260, 6308663)]