821051040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:695

約数の個数: 192

約数和(自身を含む): 2756436480

約数和(自身を除く): 1935385440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 239, 240, 255, 272, 340, 408, 421, 478, 480, 510, 544, 680, 717, 816, 842, 956, 1020, 1195, 1263, 1360, 1434, 1632, 1684, 1912, 2040, 2105, 2390, 2526, 2720, 2868, 3368, 3585, 3824, 4063, 4080, 4210, 4780, 5052, 5736, 6315, 6736, 7157, 7170, 7648, 8126, 8160, 8420, 9560, 10104, 11472, 12189, 12630, 13472, 14314, 14340, 16252, 16840, 19120, 20208, 20315, 21471, 22944, 24378, 25260, 28628, 28680, 32504, 33680, 35785, 38240, 40416, 40630, 42942, 48756, 50520, 57256, 57360, 60945, 65008, 67360, 71570, 81260, 85884, 97512, 100619, 101040, 107355, 114512, 114720, 121890, 130016, 143140, 162520, 171768, 195024, 201238, 202080, 214710, 229024, 243780, 286280, 301857, 325040, 343536, 390048, 402476, 429420, 487560, 503095, 572560, 603714, 650080, 687072, 804952, 858840, 975120, 1006190, 1145120, 1207428, 1509285, 1609904, 1710523, 1717680, 1950240, 2012380, 2414856, 3018570, 3219808, 3421046, 3435360, 4024760, 4829712, 5131569, 6037140, 6842092, 8049520, 8552615, 9659424, 10263138, 12074280, 13684184, 16099040, 17105230, 20526276, 24148560, 25657845, 27368368, 34210460, 41052552, 48297120, 51315690, 54736736, 68420920, 82105104, 102631380, 136841840, 164210208, 205262760, 273683680, 410525520, 821051040]

約数ペア:

[(1, 821051040), (2, 410525520), (3, 273683680), (4, 205262760), (5, 164210208), (6, 136841840), (8, 102631380), (10, 82105104), (12, 68420920), (15, 54736736), (16, 51315690), (17, 48297120), (20, 41052552), (24, 34210460), (30, 27368368), (32, 25657845), (34, 24148560), (40, 20526276), (48, 17105230), (51, 16099040), (60, 13684184), (68, 12074280), (80, 10263138), (85, 9659424), (96, 8552615), (102, 8049520), (120, 6842092), (136, 6037140), (160, 5131569), (170, 4829712), (204, 4024760), (239, 3435360), (240, 3421046), (255, 3219808), (272, 3018570), (340, 2414856), (408, 2012380), (421, 1950240), (478, 1717680), (480, 1710523), (510, 1609904), (544, 1509285), (680, 1207428), (717, 1145120), (816, 1006190), (842, 975120), (956, 858840), (1020, 804952), (1195, 687072), (1263, 650080), (1360, 603714), (1434, 572560), (1632, 503095), (1684, 487560), (1912, 429420), (2040, 402476), (2105, 390048), (2390, 343536), (2526, 325040), (2720, 301857), (2868, 286280), (3368, 243780), (3585, 229024), (3824, 214710), (4063, 202080), (4080, 201238), (4210, 195024), (4780, 171768), (5052, 162520), (5736, 143140), (6315, 130016), (6736, 121890), (7157, 114720), (7170, 114512), (7648, 107355), (8126, 101040), (8160, 100619), (8420, 97512), (9560, 85884), (10104, 81260), (11472, 71570), (12189, 67360), (12630, 65008), (13472, 60945), (14314, 57360), (14340, 57256), (16252, 50520), (16840, 48756), (19120, 42942), (20208, 40630), (20315, 40416), (21471, 38240), (22944, 35785), (24378, 33680), (25260, 32504), (28628, 28680)]