265018240

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 666468000

約数和(自身を除く): 401449760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 109, 116, 128, 131, 145, 160, 218, 232, 262, 290, 320, 436, 464, 524, 545, 580, 640, 655, 872, 928, 1048, 1090, 1160, 1310, 1744, 1856, 2096, 2180, 2320, 2620, 3161, 3488, 3712, 3799, 4192, 4360, 4640, 5240, 6322, 6976, 7598, 8384, 8720, 9280, 10480, 12644, 13952, 14279, 15196, 15805, 16768, 17440, 18560, 18995, 20960, 25288, 28558, 30392, 31610, 34880, 37990, 41920, 50576, 57116, 60784, 63220, 69760, 71395, 75980, 83840, 101152, 114232, 121568, 126440, 142790, 151960, 202304, 228464, 243136, 252880, 285580, 303920, 404608, 414091, 456928, 486272, 505760, 571160, 607840, 828182, 913856, 1011520, 1142320, 1215680, 1656364, 1827712, 2023040, 2070455, 2284640, 2431360, 3312728, 4140910, 4569280, 6625456, 8281820, 9138560, 13250912, 16563640, 26501824, 33127280, 53003648, 66254560, 132509120, 265018240]

約数ペア:

[(1, 265018240), (2, 132509120), (4, 66254560), (5, 53003648), (8, 33127280), (10, 26501824), (16, 16563640), (20, 13250912), (29, 9138560), (32, 8281820), (40, 6625456), (58, 4569280), (64, 4140910), (80, 3312728), (109, 2431360), (116, 2284640), (128, 2070455), (131, 2023040), (145, 1827712), (160, 1656364), (218, 1215680), (232, 1142320), (262, 1011520), (290, 913856), (320, 828182), (436, 607840), (464, 571160), (524, 505760), (545, 486272), (580, 456928), (640, 414091), (655, 404608), (872, 303920), (928, 285580), (1048, 252880), (1090, 243136), (1160, 228464), (1310, 202304), (1744, 151960), (1856, 142790), (2096, 126440), (2180, 121568), (2320, 114232), (2620, 101152), (3161, 83840), (3488, 75980), (3712, 71395), (3799, 69760), (4192, 63220), (4360, 60784), (4640, 57116), (5240, 50576), (6322, 41920), (6976, 37990), (7598, 34880), (8384, 31610), (8720, 30392), (9280, 28558), (10480, 25288), (12644, 20960), (13952, 18995), (14279, 18560), (15196, 17440), (15805, 16768)]