21456636480

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{5387}}^1$

素因数の和:5874

約数の個数: 224

約数和(自身を含む): 75872522880

約数和(自身を除く): 54415886400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 461, 480, 540, 576, 720, 864, 922, 960, 1080, 1383, 1440, 1728, 1844, 2160, 2305, 2766, 2880, 3688, 4149, 4320, 4610, 5387, 5532, 6915, 7376, 8298, 8640, 9220, 10774, 11064, 12447, 13830, 14752, 16161, 16596, 18440, 20745, 21548, 22128, 24894, 26935, 27660, 29504, 32322, 33192, 36880, 41490, 43096, 44256, 48483, 49788, 53870, 55320, 62235, 64644, 66384, 73760, 80805, 82980, 86192, 88512, 96966, 99576, 107740, 110640, 124470, 129288, 132768, 145449, 147520, 161610, 165960, 172384, 193932, 199152, 215480, 221280, 242415, 248940, 258576, 265536, 290898, 323220, 331920, 344768, 387864, 398304, 430960, 442560, 484830, 497880, 517152, 581796, 646440, 663840, 727245, 775728, 796608, 861920, 969660, 995760, 1034304, 1163592, 1292880, 1327680, 1454490, 1551456, 1723840, 1939320, 1991520, 2327184, 2483407, 2585760, 2908980, 3102912, 3878640, 3983040, 4654368, 4966814, 5171520, 5817960, 7450221, 7757280, 9308736, 9933628, 11635920, 12417035, 14900442, 15514560, 19867256, 22350663, 23271840, 24834070, 29800884, 37251105, 39734512, 44701326, 46543680, 49668140, 59601768, 67051989, 74502210, 79469024, 89402652, 99336280, 111753315, 119203536, 134103978, 149004420, 158938048, 178805304, 198672560, 223506630, 238407072, 268207956, 298008840, 335259945, 357610608, 397345120, 447013260, 476814144, 536415912, 596017680, 670519890, 715221216, 794690240, 894026520, 1072831824, 1192035360, 1341039780, 1430442432, 1788053040, 2145663648, 2384070720, 2682079560, 3576106080, 4291327296, 5364159120, 7152212160, 10728318240, 21456636480]

約数ペア:

[(1, 21456636480), (2, 10728318240), (3, 7152212160), (4, 5364159120), (5, 4291327296), (6, 3576106080), (8, 2682079560), (9, 2384070720), (10, 2145663648), (12, 1788053040), (15, 1430442432), (16, 1341039780), (18, 1192035360), (20, 1072831824), (24, 894026520), (27, 794690240), (30, 715221216), (32, 670519890), (36, 596017680), (40, 536415912), (45, 476814144), (48, 447013260), (54, 397345120), (60, 357610608), (64, 335259945), (72, 298008840), (80, 268207956), (90, 238407072), (96, 223506630), (108, 198672560), (120, 178805304), (135, 158938048), (144, 149004420), (160, 134103978), (180, 119203536), (192, 111753315), (216, 99336280), (240, 89402652), (270, 79469024), (288, 74502210), (320, 67051989), (360, 59601768), (432, 49668140), (461, 46543680), (480, 44701326), (540, 39734512), (576, 37251105), (720, 29800884), (864, 24834070), (922, 23271840), (960, 22350663), (1080, 19867256), (1383, 15514560), (1440, 14900442), (1728, 12417035), (1844, 11635920), (2160, 9933628), (2305, 9308736), (2766, 7757280), (2880, 7450221), (3688, 5817960), (4149, 5171520), (4320, 4966814), (4610, 4654368), (5387, 3983040), (5532, 3878640), (6915, 3102912), (7376, 2908980), (8298, 2585760), (8640, 2483407), (9220, 2327184), (10774, 1991520), (11064, 1939320), (12447, 1723840), (13830, 1551456), (14752, 1454490), (16161, 1327680), (16596, 1292880), (18440, 1163592), (20745, 1034304), (21548, 995760), (22128, 969660), (24894, 861920), (26935, 796608), (27660, 775728), (29504, 727245), (32322, 663840), (33192, 646440), (36880, 581796), (41490, 517152), (43096, 497880), (44256, 484830), (48483, 442560), (49788, 430960), (53870, 398304), (55320, 387864), (62235, 344768), (64644, 331920), (66384, 323220), (73760, 290898), (80805, 265536), (82980, 258576), (86192, 248940), (88512, 242415), (96966, 221280), (99576, 215480), (107740, 199152), (110640, 193932), (124470, 172384), (129288, 165960), (132768, 161610), (145449, 147520)]