21606996240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2411}}^1$

素因数の和:2900

約数の個数: 240

約数和(自身を含む): 75445546176

約数和(自身を除く): 53838549936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 461, 486, 540, 648, 720, 810, 922, 972, 1080, 1215, 1296, 1383, 1620, 1844, 1944, 2160, 2305, 2411, 2430, 2766, 3240, 3688, 3888, 4149, 4610, 4822, 4860, 5532, 6480, 6915, 7233, 7376, 8298, 9220, 9644, 9720, 11064, 12055, 12447, 13830, 14466, 16596, 18440, 19288, 19440, 20745, 21699, 22128, 24110, 24894, 27660, 28932, 33192, 36165, 36880, 37341, 38576, 41490, 43398, 48220, 49788, 55320, 57864, 62235, 65097, 66384, 72330, 74682, 82980, 86796, 96440, 99576, 108495, 110640, 112023, 115728, 124470, 130194, 144660, 149364, 165960, 173592, 186705, 192880, 195291, 199152, 216990, 224046, 248940, 260388, 289320, 298728, 325485, 331920, 347184, 373410, 390582, 433980, 448092, 497880, 520776, 560115, 578640, 585873, 597456, 650970, 746820, 781164, 867960, 896184, 976455, 995760, 1041552, 1111471, 1120230, 1171746, 1301940, 1493640, 1562328, 1735920, 1792368, 1952910, 2222942, 2240460, 2343492, 2603880, 2929365, 2987280, 3124656, 3334413, 3905820, 4445884, 4480920, 4686984, 5207760, 5557355, 5858730, 6668826, 7811640, 8891768, 8961840, 9373968, 10003239, 11114710, 11717460, 13337652, 15623280, 16672065, 17783536, 20006478, 22229420, 23434920, 26675304, 30009717, 33344130, 40012956, 44458840, 46869840, 50016195, 53350608, 60019434, 66688260, 80025912, 88917680, 90029151, 100032390, 120038868, 133376520, 150048585, 160051824, 180058302, 200064780, 240077736, 266753040, 270087453, 300097170, 360116604, 400129560, 450145755, 480155472, 540174906, 600194340, 720233208, 800259120, 900291510, 1080349812, 1200388680, 1350437265, 1440466416, 1800583020, 2160699624, 2400777360, 2700874530, 3601166040, 4321399248, 5401749060, 7202332080, 10803498120, 21606996240]

約数ペア:

[(1, 21606996240), (2, 10803498120), (3, 7202332080), (4, 5401749060), (5, 4321399248), (6, 3601166040), (8, 2700874530), (9, 2400777360), (10, 2160699624), (12, 1800583020), (15, 1440466416), (16, 1350437265), (18, 1200388680), (20, 1080349812), (24, 900291510), (27, 800259120), (30, 720233208), (36, 600194340), (40, 540174906), (45, 480155472), (48, 450145755), (54, 400129560), (60, 360116604), (72, 300097170), (80, 270087453), (81, 266753040), (90, 240077736), (108, 200064780), (120, 180058302), (135, 160051824), (144, 150048585), (162, 133376520), (180, 120038868), (216, 100032390), (240, 90029151), (243, 88917680), (270, 80025912), (324, 66688260), (360, 60019434), (405, 53350608), (432, 50016195), (461, 46869840), (486, 44458840), (540, 40012956), (648, 33344130), (720, 30009717), (810, 26675304), (922, 23434920), (972, 22229420), (1080, 20006478), (1215, 17783536), (1296, 16672065), (1383, 15623280), (1620, 13337652), (1844, 11717460), (1944, 11114710), (2160, 10003239), (2305, 9373968), (2411, 8961840), (2430, 8891768), (2766, 7811640), (3240, 6668826), (3688, 5858730), (3888, 5557355), (4149, 5207760), (4610, 4686984), (4822, 4480920), (4860, 4445884), (5532, 3905820), (6480, 3334413), (6915, 3124656), (7233, 2987280), (7376, 2929365), (8298, 2603880), (9220, 2343492), (9644, 2240460), (9720, 2222942), (11064, 1952910), (12055, 1792368), (12447, 1735920), (13830, 1562328), (14466, 1493640), (16596, 1301940), (18440, 1171746), (19288, 1120230), (19440, 1111471), (20745, 1041552), (21699, 995760), (22128, 976455), (24110, 896184), (24894, 867960), (27660, 781164), (28932, 746820), (33192, 650970), (36165, 597456), (36880, 585873), (37341, 578640), (38576, 560115), (41490, 520776), (43398, 497880), (48220, 448092), (49788, 433980), (55320, 390582), (57864, 373410), (62235, 347184), (65097, 331920), (66384, 325485), (72330, 298728), (74682, 289320), (82980, 260388), (86796, 248940), (96440, 224046), (99576, 216990), (108495, 199152), (110640, 195291), (112023, 192880), (115728, 186705), (124470, 173592), (130194, 165960), (144660, 149364)]