1520290168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2741}}^1$

素因数の和:2896

約数の個数: 64

約数和(自身を含む): 3109428000

約数和(自身を除く): 1589137832

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 89, 152, 164, 178, 328, 356, 712, 779, 1558, 1691, 2741, 3116, 3382, 3649, 5482, 6232, 6764, 7298, 10964, 13528, 14596, 21928, 29192, 52079, 69331, 104158, 112381, 138662, 208316, 224762, 243949, 277324, 416632, 449524, 487898, 554648, 899048, 975796, 1951592, 2135239, 4270478, 4635031, 8540956, 9270062, 10001909, 17081912, 18540124, 20003818, 37080248, 40007636, 80015272, 190036271, 380072542, 760145084, 1520290168]

約数ペア:

[(1, 1520290168), (2, 760145084), (4, 380072542), (8, 190036271), (19, 80015272), (38, 40007636), (41, 37080248), (76, 20003818), (82, 18540124), (89, 17081912), (152, 10001909), (164, 9270062), (178, 8540956), (328, 4635031), (356, 4270478), (712, 2135239), (779, 1951592), (1558, 975796), (1691, 899048), (2741, 554648), (3116, 487898), (3382, 449524), (3649, 416632), (5482, 277324), (6232, 243949), (6764, 224762), (7298, 208316), (10964, 138662), (13528, 112381), (14596, 104158), (21928, 69331), (29192, 52079)]