261621504

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^1\times {\mathrm{4937}}^1$

素因数の和:4982

約数の個数: 108

約数和(自身を含む): 787275216

約数和(自身を除く): 525653712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 128, 138, 144, 184, 192, 207, 256, 276, 288, 368, 384, 414, 552, 576, 736, 768, 828, 1104, 1152, 1472, 1656, 2208, 2304, 2944, 3312, 4416, 4937, 5888, 6624, 8832, 9874, 13248, 14811, 17664, 19748, 26496, 29622, 39496, 44433, 52992, 59244, 78992, 88866, 113551, 118488, 157984, 177732, 227102, 236976, 315968, 340653, 355464, 454204, 473952, 631936, 681306, 710928, 908408, 947904, 1021959, 1263872, 1362612, 1421856, 1816816, 1895808, 2043918, 2725224, 2843712, 3633632, 3791616, 4087836, 5450448, 5687424, 7267264, 8175672, 10900896, 11374848, 14534528, 16351344, 21801792, 29069056, 32702688, 43603584, 65405376, 87207168, 130810752, 261621504]

約数ペア:

[(1, 261621504), (2, 130810752), (3, 87207168), (4, 65405376), (6, 43603584), (8, 32702688), (9, 29069056), (12, 21801792), (16, 16351344), (18, 14534528), (23, 11374848), (24, 10900896), (32, 8175672), (36, 7267264), (46, 5687424), (48, 5450448), (64, 4087836), (69, 3791616), (72, 3633632), (92, 2843712), (96, 2725224), (128, 2043918), (138, 1895808), (144, 1816816), (184, 1421856), (192, 1362612), (207, 1263872), (256, 1021959), (276, 947904), (288, 908408), (368, 710928), (384, 681306), (414, 631936), (552, 473952), (576, 454204), (736, 355464), (768, 340653), (828, 315968), (1104, 236976), (1152, 227102), (1472, 177732), (1656, 157984), (2208, 118488), (2304, 113551), (2944, 88866), (3312, 78992), (4416, 59244), (4937, 52992), (5888, 44433), (6624, 39496), (8832, 29622), (9874, 26496), (13248, 19748), (14811, 17664)]