128509368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1187}}^1$

素因数の和:1556

約数の個数: 64

約数和(自身を含む): 347276160

約数和(自身を除く): 218766792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 347, 694, 1041, 1187, 1388, 2082, 2374, 2776, 3561, 4164, 4511, 4748, 7122, 8328, 9022, 9496, 13533, 14244, 15431, 18044, 27066, 28488, 30862, 36088, 46293, 54132, 61724, 92586, 108264, 123448, 185172, 370344, 411889, 823778, 1235667, 1647556, 2471334, 3295112, 4942668, 5354557, 9885336, 10709114, 16063671, 21418228, 32127342, 42836456, 64254684, 128509368]

約数ペア:

[(1, 128509368), (2, 64254684), (3, 42836456), (4, 32127342), (6, 21418228), (8, 16063671), (12, 10709114), (13, 9885336), (24, 5354557), (26, 4942668), (39, 3295112), (52, 2471334), (78, 1647556), (104, 1235667), (156, 823778), (312, 411889), (347, 370344), (694, 185172), (1041, 123448), (1187, 108264), (1388, 92586), (2082, 61724), (2374, 54132), (2776, 46293), (3561, 36088), (4164, 30862), (4511, 28488), (4748, 27066), (7122, 18044), (8328, 15431), (9022, 14244), (9496, 13533)]