77721084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1723}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 225912960

約数和(自身を除く): 148191876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 537, 716, 1074, 1253, 1611, 1723, 2148, 2506, 3222, 3446, 3759, 5012, 5169, 6444, 6892, 7518, 10338, 11277, 12061, 15036, 15507, 20676, 22554, 24122, 31014, 36183, 45108, 48244, 62028, 72366, 108549, 144732, 217098, 308417, 434196, 616834, 925251, 1233668, 1850502, 2158919, 2775753, 3701004, 4317838, 5551506, 6476757, 8635676, 11103012, 12953514, 19430271, 25907028, 38860542, 77721084]

約数ペア:

[(1, 77721084), (2, 38860542), (3, 25907028), (4, 19430271), (6, 12953514), (7, 11103012), (9, 8635676), (12, 6476757), (14, 5551506), (18, 4317838), (21, 3701004), (28, 2775753), (36, 2158919), (42, 1850502), (63, 1233668), (84, 925251), (126, 616834), (179, 434196), (252, 308417), (358, 217098), (537, 144732), (716, 108549), (1074, 72366), (1253, 62028), (1611, 48244), (1723, 45108), (2148, 36183), (2506, 31014), (3222, 24122), (3446, 22554), (3759, 20676), (5012, 15507), (5169, 15036), (6444, 12061), (6892, 11277), (7518, 10338)]