660763264

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23789}}^1$

素因数の和:23841

約数の個数: 64

約数和(自身を含む): 1553011200

約数和(自身を除く): 892247936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 23789, 27776, 47578, 95156, 166523, 190312, 333046, 380624, 666092, 737459, 761248, 1332184, 1474918, 1522496, 2664368, 2949836, 3044992, 5162213, 5328736, 5899672, 10324426, 10657472, 11799344, 20648852, 21314944, 23598688, 41297704, 47197376, 82595408, 94394752, 165190816, 330381632, 660763264]

約数ペア:

[(1, 660763264), (2, 330381632), (4, 165190816), (7, 94394752), (8, 82595408), (14, 47197376), (16, 41297704), (28, 23598688), (31, 21314944), (32, 20648852), (56, 11799344), (62, 10657472), (64, 10324426), (112, 5899672), (124, 5328736), (128, 5162213), (217, 3044992), (224, 2949836), (248, 2664368), (434, 1522496), (448, 1474918), (496, 1332184), (868, 761248), (896, 737459), (992, 666092), (1736, 380624), (1984, 333046), (3472, 190312), (3968, 166523), (6944, 95156), (13888, 47578), (23789, 27776)]