256838811120

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{777169}}^1$

素因数の和:777214

約数の個数: 240

約数和(自身を含む): 947115318240

約数和(自身を除く): 690276507120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 486, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 1944, 2040, 2160, 2295, 2430, 2448, 2754, 3060, 3240, 3672, 3888, 4080, 4131, 4590, 4860, 5508, 6120, 6480, 6885, 7344, 8262, 9180, 9720, 11016, 12240, 13770, 16524, 18360, 19440, 20655, 22032, 27540, 33048, 36720, 41310, 55080, 66096, 82620, 110160, 165240, 330480, 777169, 1554338, 2331507, 3108676, 3885845, 4663014, 6217352, 6994521, 7771690, 9326028, 11657535, 12434704, 13211873, 13989042, 15543380, 18652056, 20983563, 23315070, 26423746, 27978084, 31086760, 34972605, 37304112, 39635619, 41967126, 46630140, 52847492, 55956168, 62173520, 62950689, 66059365, 69945210, 79271238, 83934252, 93260280, 104917815, 105694984, 111912336, 118906857, 125901378, 132118730, 139890420, 158542476, 167868504, 186520560, 188852067, 198178095, 209835630, 211389968, 237813714, 251802756, 264237460, 279780840, 314753445, 317084952, 335737008, 356720571, 377704134, 396356190, 419671260, 475627428, 503605512, 528474920, 559561680, 594534285, 629506890, 634169904, 713441142, 755408268, 792712380, 839342520, 944260335, 951254856, 1007211024, 1056949840, 1070161713, 1189068570, 1259013780, 1426882284, 1510816536, 1585424760, 1678685040, 1783602855, 1888520670, 1902509712, 2140323426, 2378137140, 2518027560, 2853764568, 3021633072, 3170849520, 3210485139, 3567205710, 3777041340, 4280646852, 4756274280, 5036055120, 5350808565, 5707529136, 6420970278, 7134411420, 7554082680, 8561293704, 9512548560, 10701617130, 12841940556, 14268822840, 15108165360, 16052425695, 17122587408, 21403234260, 25683881112, 28537645680, 32104851390, 42806468520, 51367762224, 64209702780, 85612937040, 128419405560, 256838811120]

約数ペア:

[(1, 256838811120), (2, 128419405560), (3, 85612937040), (4, 64209702780), (5, 51367762224), (6, 42806468520), (8, 32104851390), (9, 28537645680), (10, 25683881112), (12, 21403234260), (15, 17122587408), (16, 16052425695), (17, 15108165360), (18, 14268822840), (20, 12841940556), (24, 10701617130), (27, 9512548560), (30, 8561293704), (34, 7554082680), (36, 7134411420), (40, 6420970278), (45, 5707529136), (48, 5350808565), (51, 5036055120), (54, 4756274280), (60, 4280646852), (68, 3777041340), (72, 3567205710), (80, 3210485139), (81, 3170849520), (85, 3021633072), (90, 2853764568), (102, 2518027560), (108, 2378137140), (120, 2140323426), (135, 1902509712), (136, 1888520670), (144, 1783602855), (153, 1678685040), (162, 1585424760), (170, 1510816536), (180, 1426882284), (204, 1259013780), (216, 1189068570), (240, 1070161713), (243, 1056949840), (255, 1007211024), (270, 951254856), (272, 944260335), (306, 839342520), (324, 792712380), (340, 755408268), (360, 713441142), (405, 634169904), (408, 629506890), (432, 594534285), (459, 559561680), (486, 528474920), (510, 503605512), (540, 475627428), (612, 419671260), (648, 396356190), (680, 377704134), (720, 356720571), (765, 335737008), (810, 317084952), (816, 314753445), (918, 279780840), (972, 264237460), (1020, 251802756), (1080, 237813714), (1215, 211389968), (1224, 209835630), (1296, 198178095), (1360, 188852067), (1377, 186520560), (1530, 167868504), (1620, 158542476), (1836, 139890420), (1944, 132118730), (2040, 125901378), (2160, 118906857), (2295, 111912336), (2430, 105694984), (2448, 104917815), (2754, 93260280), (3060, 83934252), (3240, 79271238), (3672, 69945210), (3888, 66059365), (4080, 62950689), (4131, 62173520), (4590, 55956168), (4860, 52847492), (5508, 46630140), (6120, 41967126), (6480, 39635619), (6885, 37304112), (7344, 34972605), (8262, 31086760), (9180, 27978084), (9720, 26423746), (11016, 23315070), (12240, 20983563), (13770, 18652056), (16524, 15543380), (18360, 13989042), (19440, 13211873), (20655, 12434704), (22032, 11657535), (27540, 9326028), (33048, 7771690), (36720, 6994521), (41310, 6217352), (55080, 4663014), (66096, 3885845), (82620, 3108676), (110160, 2331507), (165240, 1554338), (330480, 777169)]