128795688

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 400258560

約数和(自身を除く): 271462872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 421, 504, 607, 842, 1214, 1263, 1684, 1821, 2428, 2526, 2947, 3368, 3642, 3789, 4249, 4856, 5052, 5463, 5894, 7284, 7578, 8498, 8841, 10104, 10926, 11788, 12747, 14568, 15156, 16996, 17682, 21852, 23576, 25494, 26523, 30312, 33992, 35364, 38241, 43704, 50988, 53046, 70728, 76482, 101976, 106092, 152964, 212184, 255547, 305928, 511094, 766641, 1022188, 1533282, 1788829, 2044376, 2299923, 3066564, 3577658, 4599846, 5366487, 6133128, 7155316, 9199692, 10732974, 14310632, 16099461, 18399384, 21465948, 32198922, 42931896, 64397844, 128795688]

約数ペア:

[(1, 128795688), (2, 64397844), (3, 42931896), (4, 32198922), (6, 21465948), (7, 18399384), (8, 16099461), (9, 14310632), (12, 10732974), (14, 9199692), (18, 7155316), (21, 6133128), (24, 5366487), (28, 4599846), (36, 3577658), (42, 3066564), (56, 2299923), (63, 2044376), (72, 1788829), (84, 1533282), (126, 1022188), (168, 766641), (252, 511094), (421, 305928), (504, 255547), (607, 212184), (842, 152964), (1214, 106092), (1263, 101976), (1684, 76482), (1821, 70728), (2428, 53046), (2526, 50988), (2947, 43704), (3368, 38241), (3642, 35364), (3789, 33992), (4249, 30312), (4856, 26523), (5052, 25494), (5463, 23576), (5894, 21852), (7284, 17682), (7578, 16996), (8498, 15156), (8841, 14568), (10104, 12747), (10926, 11788)]