320200920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 288

約数和(自身を含む): 1190451600

約数和(自身を除く): 870250680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 277, 285, 312, 338, 342, 360, 380, 390, 456, 468, 494, 507, 520, 554, 570, 585, 676, 684, 741, 760, 780, 831, 845, 855, 936, 988, 1014, 1108, 1140, 1170, 1235, 1352, 1368, 1385, 1482, 1521, 1560, 1662, 1690, 1710, 1976, 2028, 2216, 2223, 2280, 2340, 2470, 2493, 2535, 2770, 2964, 3042, 3211, 3324, 3380, 3420, 3601, 3705, 4056, 4155, 4446, 4680, 4940, 4986, 5070, 5263, 5540, 5928, 6084, 6422, 6648, 6760, 6840, 7202, 7410, 7605, 8310, 8892, 9633, 9880, 9972, 10140, 10526, 10803, 11080, 11115, 12168, 12465, 12844, 14404, 14820, 15210, 15789, 16055, 16620, 17784, 18005, 19266, 19944, 20280, 21052, 21606, 22230, 24930, 25688, 26315, 28808, 28899, 29640, 30420, 31578, 32110, 32409, 33240, 36010, 38532, 42104, 43212, 44460, 46813, 47367, 48165, 49860, 52630, 54015, 57798, 60840, 63156, 64220, 64818, 68419, 72020, 77064, 78945, 86424, 88920, 93626, 94734, 96330, 99720, 105260, 108030, 115596, 126312, 128440, 129636, 136838, 140439, 144040, 144495, 157890, 162045, 187252, 189468, 192660, 205257, 210520, 216060, 231192, 234065, 236835, 259272, 273676, 280878, 288990, 315780, 324090, 342095, 374504, 378936, 385320, 410514, 421317, 432120, 468130, 473670, 547352, 561756, 577980, 615771, 631560, 648180, 684190, 702195, 821028, 842634, 889447, 936260, 947340, 1026285, 1123512, 1155960, 1231542, 1296360, 1368380, 1404390, 1642056, 1685268, 1778894, 1872520, 1894680, 2052570, 2106585, 2463084, 2668341, 2736760, 2808780, 3078855, 3370536, 3557788, 4105140, 4213170, 4447235, 4926168, 5336682, 5617560, 6157710, 7115576, 8005023, 8210280, 8426340, 8894470, 10673364, 12315420, 13341705, 16010046, 16852680, 17788940, 21346728, 24630840, 26683410, 32020092, 35577880, 40025115, 53366820, 64040184, 80050230, 106733640, 160100460, 320200920]

約数ペア:

[(1, 320200920), (2, 160100460), (3, 106733640), (4, 80050230), (5, 64040184), (6, 53366820), (8, 40025115), (9, 35577880), (10, 32020092), (12, 26683410), (13, 24630840), (15, 21346728), (18, 17788940), (19, 16852680), (20, 16010046), (24, 13341705), (26, 12315420), (30, 10673364), (36, 8894470), (38, 8426340), (39, 8210280), (40, 8005023), (45, 7115576), (52, 6157710), (57, 5617560), (60, 5336682), (65, 4926168), (72, 4447235), (76, 4213170), (78, 4105140), (90, 3557788), (95, 3370536), (104, 3078855), (114, 2808780), (117, 2736760), (120, 2668341), (130, 2463084), (152, 2106585), (156, 2052570), (169, 1894680), (171, 1872520), (180, 1778894), (190, 1685268), (195, 1642056), (228, 1404390), (234, 1368380), (247, 1296360), (260, 1231542), (277, 1155960), (285, 1123512), (312, 1026285), (338, 947340), (342, 936260), (360, 889447), (380, 842634), (390, 821028), (456, 702195), (468, 684190), (494, 648180), (507, 631560), (520, 615771), (554, 577980), (570, 561756), (585, 547352), (676, 473670), (684, 468130), (741, 432120), (760, 421317), (780, 410514), (831, 385320), (845, 378936), (855, 374504), (936, 342095), (988, 324090), (1014, 315780), (1108, 288990), (1140, 280878), (1170, 273676), (1235, 259272), (1352, 236835), (1368, 234065), (1385, 231192), (1482, 216060), (1521, 210520), (1560, 205257), (1662, 192660), (1690, 189468), (1710, 187252), (1976, 162045), (2028, 157890), (2216, 144495), (2223, 144040), (2280, 140439), (2340, 136838), (2470, 129636), (2493, 128440), (2535, 126312), (2770, 115596), (2964, 108030), (3042, 105260), (3211, 99720), (3324, 96330), (3380, 94734), (3420, 93626), (3601, 88920), (3705, 86424), (4056, 78945), (4155, 77064), (4446, 72020), (4680, 68419), (4940, 64818), (4986, 64220), (5070, 63156), (5263, 60840), (5540, 57798), (5928, 54015), (6084, 52630), (6422, 49860), (6648, 48165), (6760, 47367), (6840, 46813), (7202, 44460), (7410, 43212), (7605, 42104), (8310, 38532), (8892, 36010), (9633, 33240), (9880, 32409), (9972, 32110), (10140, 31578), (10526, 30420), (10803, 29640), (11080, 28899), (11115, 28808), (12168, 26315), (12465, 25688), (12844, 24930), (14404, 22230), (14820, 21606), (15210, 21052), (15789, 20280), (16055, 19944), (16620, 19266), (17784, 18005)]