65980800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 288

約数和(自身を含む): 246636000

約数和(自身を除く): 180655200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 29, 30, 32, 36, 40, 45, 48, 50, 58, 60, 64, 72, 75, 79, 80, 87, 90, 96, 100, 116, 120, 128, 144, 145, 150, 158, 160, 174, 180, 192, 200, 225, 232, 237, 240, 261, 288, 290, 300, 316, 320, 348, 360, 384, 395, 400, 435, 450, 464, 474, 480, 522, 576, 580, 600, 632, 640, 696, 711, 720, 725, 790, 800, 870, 900, 928, 948, 960, 1044, 1152, 1160, 1185, 1200, 1264, 1305, 1392, 1422, 1440, 1450, 1580, 1600, 1740, 1800, 1856, 1896, 1920, 1975, 2088, 2175, 2291, 2320, 2370, 2400, 2528, 2610, 2784, 2844, 2880, 2900, 3160, 3200, 3480, 3555, 3600, 3712, 3792, 3950, 4176, 4350, 4582, 4640, 4740, 4800, 5056, 5220, 5568, 5688, 5760, 5800, 5925, 6320, 6525, 6873, 6960, 7110, 7200, 7584, 7900, 8352, 8700, 9164, 9280, 9480, 9600, 10112, 10440, 11136, 11376, 11455, 11600, 11850, 12640, 13050, 13746, 13920, 14220, 14400, 15168, 15800, 16704, 17400, 17775, 18328, 18560, 18960, 20619, 20880, 22752, 22910, 23200, 23700, 25280, 26100, 27492, 27840, 28440, 28800, 30336, 31600, 33408, 34365, 34800, 35550, 36656, 37920, 41238, 41760, 45504, 45820, 46400, 47400, 50560, 52200, 54984, 55680, 56880, 57275, 63200, 68730, 69600, 71100, 73312, 75840, 82476, 83520, 91008, 91640, 92800, 94800, 103095, 104400, 109968, 113760, 114550, 126400, 137460, 139200, 142200, 146624, 151680, 164952, 167040, 171825, 183280, 189600, 206190, 208800, 219936, 227520, 229100, 252800, 274920, 278400, 284400, 293248, 329904, 343650, 366560, 379200, 412380, 417600, 439872, 455040, 458200, 515475, 549840, 568800, 659808, 687300, 733120, 758400, 824760, 835200, 879744, 916400, 1030950, 1099680, 1137600, 1319616, 1374600, 1466240, 1649520, 1832800, 2061900, 2199360, 2275200, 2639232, 2749200, 3299040, 3665600, 4123800, 4398720, 5498400, 6598080, 7331200, 8247600, 10996800, 13196160, 16495200, 21993600, 32990400, 65980800]

約数ペア:

[(1, 65980800), (2, 32990400), (3, 21993600), (4, 16495200), (5, 13196160), (6, 10996800), (8, 8247600), (9, 7331200), (10, 6598080), (12, 5498400), (15, 4398720), (16, 4123800), (18, 3665600), (20, 3299040), (24, 2749200), (25, 2639232), (29, 2275200), (30, 2199360), (32, 2061900), (36, 1832800), (40, 1649520), (45, 1466240), (48, 1374600), (50, 1319616), (58, 1137600), (60, 1099680), (64, 1030950), (72, 916400), (75, 879744), (79, 835200), (80, 824760), (87, 758400), (90, 733120), (96, 687300), (100, 659808), (116, 568800), (120, 549840), (128, 515475), (144, 458200), (145, 455040), (150, 439872), (158, 417600), (160, 412380), (174, 379200), (180, 366560), (192, 343650), (200, 329904), (225, 293248), (232, 284400), (237, 278400), (240, 274920), (261, 252800), (288, 229100), (290, 227520), (300, 219936), (316, 208800), (320, 206190), (348, 189600), (360, 183280), (384, 171825), (395, 167040), (400, 164952), (435, 151680), (450, 146624), (464, 142200), (474, 139200), (480, 137460), (522, 126400), (576, 114550), (580, 113760), (600, 109968), (632, 104400), (640, 103095), (696, 94800), (711, 92800), (720, 91640), (725, 91008), (790, 83520), (800, 82476), (870, 75840), (900, 73312), (928, 71100), (948, 69600), (960, 68730), (1044, 63200), (1152, 57275), (1160, 56880), (1185, 55680), (1200, 54984), (1264, 52200), (1305, 50560), (1392, 47400), (1422, 46400), (1440, 45820), (1450, 45504), (1580, 41760), (1600, 41238), (1740, 37920), (1800, 36656), (1856, 35550), (1896, 34800), (1920, 34365), (1975, 33408), (2088, 31600), (2175, 30336), (2291, 28800), (2320, 28440), (2370, 27840), (2400, 27492), (2528, 26100), (2610, 25280), (2784, 23700), (2844, 23200), (2880, 22910), (2900, 22752), (3160, 20880), (3200, 20619), (3480, 18960), (3555, 18560), (3600, 18328), (3712, 17775), (3792, 17400), (3950, 16704), (4176, 15800), (4350, 15168), (4582, 14400), (4640, 14220), (4740, 13920), (4800, 13746), (5056, 13050), (5220, 12640), (5568, 11850), (5688, 11600), (5760, 11455), (5800, 11376), (5925, 11136), (6320, 10440), (6525, 10112), (6873, 9600), (6960, 9480), (7110, 9280), (7200, 9164), (7584, 8700), (7900, 8352)]