79964460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6257}}^1$

素因数の和:6343

約数の個数: 72

約数和(自身を含む): 246014496

約数和(自身を除く): 166050036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6257, 6390, 12514, 12780, 18771, 25028, 31285, 37542, 56313, 62570, 75084, 93855, 112626, 125140, 187710, 225252, 281565, 375420, 444247, 563130, 888494, 1126260, 1332741, 1776988, 2221235, 2665482, 3998223, 4442470, 5330964, 6663705, 7996446, 8884940, 13327410, 15992892, 19991115, 26654820, 39982230, 79964460]

約数ペア:

[(1, 79964460), (2, 39982230), (3, 26654820), (4, 19991115), (5, 15992892), (6, 13327410), (9, 8884940), (10, 7996446), (12, 6663705), (15, 5330964), (18, 4442470), (20, 3998223), (30, 2665482), (36, 2221235), (45, 1776988), (60, 1332741), (71, 1126260), (90, 888494), (142, 563130), (180, 444247), (213, 375420), (284, 281565), (355, 225252), (426, 187710), (639, 125140), (710, 112626), (852, 93855), (1065, 75084), (1278, 62570), (1420, 56313), (2130, 37542), (2556, 31285), (3195, 25028), (4260, 18771), (6257, 12780), (6390, 12514)]