256916851840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{49787}}^1$

素因数の和:50550

約数の個数: 128

約数和(自身を含む): 670955037120

約数和(自身を除く): 414038185280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 733, 880, 1408, 1466, 1760, 2932, 3520, 3665, 5864, 7040, 7330, 8063, 11728, 14660, 16126, 23456, 29320, 32252, 40315, 46912, 49787, 58640, 64504, 80630, 93824, 99574, 117280, 129008, 161260, 199148, 234560, 248935, 258016, 322520, 398296, 469120, 497870, 516032, 547657, 645040, 796592, 995740, 1032064, 1095314, 1290080, 1593184, 1991480, 2190628, 2580160, 2738285, 3186368, 3982960, 4381256, 5160320, 5476570, 6372736, 7965920, 8762512, 10953140, 15931840, 17525024, 21906280, 31863680, 35050048, 36493871, 43812560, 70100096, 72987742, 87625120, 145975484, 175250240, 182469355, 291950968, 350500480, 364938710, 401432581, 583901936, 729877420, 802865162, 1167803872, 1459754840, 1605730324, 2007162905, 2335607744, 2919509680, 3211460648, 4014325810, 4671215488, 5839019360, 6422921296, 8028651620, 11678038720, 12845842592, 16057303240, 23356077440, 25691685184, 32114606480, 51383370368, 64229212960, 128458425920, 256916851840]

約数ペア:

[(1, 256916851840), (2, 128458425920), (4, 64229212960), (5, 51383370368), (8, 32114606480), (10, 25691685184), (11, 23356077440), (16, 16057303240), (20, 12845842592), (22, 11678038720), (32, 8028651620), (40, 6422921296), (44, 5839019360), (55, 4671215488), (64, 4014325810), (80, 3211460648), (88, 2919509680), (110, 2335607744), (128, 2007162905), (160, 1605730324), (176, 1459754840), (220, 1167803872), (320, 802865162), (352, 729877420), (440, 583901936), (640, 401432581), (704, 364938710), (733, 350500480), (880, 291950968), (1408, 182469355), (1466, 175250240), (1760, 145975484), (2932, 87625120), (3520, 72987742), (3665, 70100096), (5864, 43812560), (7040, 36493871), (7330, 35050048), (8063, 31863680), (11728, 21906280), (14660, 17525024), (16126, 15931840), (23456, 10953140), (29320, 8762512), (32252, 7965920), (40315, 6372736), (46912, 5476570), (49787, 5160320), (58640, 4381256), (64504, 3982960), (80630, 3186368), (93824, 2738285), (99574, 2580160), (117280, 2190628), (129008, 1991480), (161260, 1593184), (199148, 1290080), (234560, 1095314), (248935, 1032064), (258016, 995740), (322520, 796592), (398296, 645040), (469120, 547657), (497870, 516032)]