21371554080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{291007}}^1$

素因数の和:291048

約数の個数: 192

約数和(自身を含む): 79200737280

約数和(自身を除く): 57829183200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 170, 180, 204, 216, 240, 255, 270, 272, 288, 306, 340, 360, 408, 432, 459, 480, 510, 540, 544, 612, 680, 720, 765, 816, 864, 918, 1020, 1080, 1224, 1360, 1440, 1530, 1632, 1836, 2040, 2160, 2295, 2448, 2720, 3060, 3672, 4080, 4320, 4590, 4896, 6120, 7344, 8160, 9180, 12240, 14688, 18360, 24480, 36720, 73440, 291007, 582014, 873021, 1164028, 1455035, 1746042, 2328056, 2619063, 2910070, 3492084, 4365105, 4656112, 4947119, 5238126, 5820140, 6984168, 7857189, 8730210, 9312224, 9894238, 10476252, 11640280, 13095315, 13968336, 14841357, 15714378, 17460420, 19788476, 20952504, 23280560, 24735595, 26190630, 27936672, 29682714, 31428756, 34920840, 39285945, 39576952, 41905008, 44524071, 46561120, 49471190, 52381260, 59365428, 62857512, 69841680, 74206785, 78571890, 79153904, 83810016, 89048142, 98942380, 104762520, 118730856, 125715024, 133572213, 139683360, 148413570, 157143780, 158307808, 178096284, 197884760, 209525040, 222620355, 237461712, 251430048, 267144426, 296827140, 314287560, 356192568, 395769520, 419050080, 445240710, 474923424, 534288852, 593654280, 628575120, 667861065, 712385136, 791539040, 890481420, 1068577704, 1187308560, 1257150240, 1335722130, 1424770272, 1780962840, 2137155408, 2374617120, 2671444260, 3561925680, 4274310816, 5342888520, 7123851360, 10685777040, 21371554080]

約数ペア:

[(1, 21371554080), (2, 10685777040), (3, 7123851360), (4, 5342888520), (5, 4274310816), (6, 3561925680), (8, 2671444260), (9, 2374617120), (10, 2137155408), (12, 1780962840), (15, 1424770272), (16, 1335722130), (17, 1257150240), (18, 1187308560), (20, 1068577704), (24, 890481420), (27, 791539040), (30, 712385136), (32, 667861065), (34, 628575120), (36, 593654280), (40, 534288852), (45, 474923424), (48, 445240710), (51, 419050080), (54, 395769520), (60, 356192568), (68, 314287560), (72, 296827140), (80, 267144426), (85, 251430048), (90, 237461712), (96, 222620355), (102, 209525040), (108, 197884760), (120, 178096284), (135, 158307808), (136, 157143780), (144, 148413570), (153, 139683360), (160, 133572213), (170, 125715024), (180, 118730856), (204, 104762520), (216, 98942380), (240, 89048142), (255, 83810016), (270, 79153904), (272, 78571890), (288, 74206785), (306, 69841680), (340, 62857512), (360, 59365428), (408, 52381260), (432, 49471190), (459, 46561120), (480, 44524071), (510, 41905008), (540, 39576952), (544, 39285945), (612, 34920840), (680, 31428756), (720, 29682714), (765, 27936672), (816, 26190630), (864, 24735595), (918, 23280560), (1020, 20952504), (1080, 19788476), (1224, 17460420), (1360, 15714378), (1440, 14841357), (1530, 13968336), (1632, 13095315), (1836, 11640280), (2040, 10476252), (2160, 9894238), (2295, 9312224), (2448, 8730210), (2720, 7857189), (3060, 6984168), (3672, 5820140), (4080, 5238126), (4320, 4947119), (4590, 4656112), (4896, 4365105), (6120, 3492084), (7344, 2910070), (8160, 2619063), (9180, 2328056), (12240, 1746042), (14688, 1455035), (18360, 1164028), (24480, 873021), (36720, 582014), (73440, 291007)]