320215644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1039}}^1\times {\mathrm{1223}}^1$

素因数の和:2279

約数の個数: 72

約数和(自身を含む): 926714880

約数和(自身を除く): 606499236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1039, 1223, 2078, 2446, 3117, 3669, 4156, 4892, 6234, 7273, 7338, 8561, 9351, 11007, 12468, 14546, 14676, 17122, 18702, 21819, 22014, 25683, 29092, 34244, 37404, 43638, 44028, 51366, 65457, 77049, 87276, 102732, 130914, 154098, 261828, 308196, 1270697, 2541394, 3812091, 5082788, 7624182, 8894879, 11436273, 15248364, 17789758, 22872546, 26684637, 35579516, 45745092, 53369274, 80053911, 106738548, 160107822, 320215644]

約数ペア:

[(1, 320215644), (2, 160107822), (3, 106738548), (4, 80053911), (6, 53369274), (7, 45745092), (9, 35579516), (12, 26684637), (14, 22872546), (18, 17789758), (21, 15248364), (28, 11436273), (36, 8894879), (42, 7624182), (63, 5082788), (84, 3812091), (126, 2541394), (252, 1270697), (1039, 308196), (1223, 261828), (2078, 154098), (2446, 130914), (3117, 102732), (3669, 87276), (4156, 77049), (4892, 65457), (6234, 51366), (7273, 44028), (7338, 43638), (8561, 37404), (9351, 34244), (11007, 29092), (12468, 25683), (14546, 22014), (14676, 21819), (17122, 18702)]