252101920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 721115136

約数和(自身を除く): 469013216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 53, 56, 62, 70, 80, 106, 112, 124, 137, 140, 155, 160, 212, 217, 224, 248, 265, 274, 280, 310, 371, 424, 434, 496, 530, 548, 560, 620, 685, 742, 848, 868, 959, 992, 1060, 1085, 1096, 1120, 1240, 1370, 1484, 1643, 1696, 1736, 1855, 1918, 2120, 2170, 2192, 2480, 2740, 2968, 3286, 3472, 3710, 3836, 4240, 4247, 4340, 4384, 4795, 4960, 5480, 5936, 6572, 6944, 7261, 7420, 7672, 8215, 8480, 8494, 8680, 9590, 10960, 11501, 11872, 13144, 14522, 14840, 15344, 16430, 16988, 17360, 19180, 21235, 21920, 23002, 26288, 29044, 29680, 29729, 30688, 32860, 33976, 34720, 36305, 38360, 42470, 46004, 50827, 52576, 57505, 58088, 59360, 59458, 65720, 67952, 72610, 76720, 84940, 92008, 101654, 115010, 116176, 118916, 131440, 135904, 145220, 148645, 153440, 169880, 184016, 203308, 225091, 230020, 232352, 237832, 254135, 262880, 290440, 297290, 339760, 368032, 406616, 450182, 460040, 475664, 508270, 580880, 594580, 679520, 813232, 900364, 920080, 951328, 1016540, 1125455, 1161760, 1189160, 1575637, 1626464, 1800728, 1840160, 2033080, 2250910, 2378320, 3151274, 3601456, 4066160, 4501820, 4756640, 6302548, 7202912, 7878185, 8132320, 9003640, 12605096, 15756370, 18007280, 25210192, 31512740, 36014560, 50420384, 63025480, 126050960, 252101920]

約数ペア:

[(1, 252101920), (2, 126050960), (4, 63025480), (5, 50420384), (7, 36014560), (8, 31512740), (10, 25210192), (14, 18007280), (16, 15756370), (20, 12605096), (28, 9003640), (31, 8132320), (32, 7878185), (35, 7202912), (40, 6302548), (53, 4756640), (56, 4501820), (62, 4066160), (70, 3601456), (80, 3151274), (106, 2378320), (112, 2250910), (124, 2033080), (137, 1840160), (140, 1800728), (155, 1626464), (160, 1575637), (212, 1189160), (217, 1161760), (224, 1125455), (248, 1016540), (265, 951328), (274, 920080), (280, 900364), (310, 813232), (371, 679520), (424, 594580), (434, 580880), (496, 508270), (530, 475664), (548, 460040), (560, 450182), (620, 406616), (685, 368032), (742, 339760), (848, 297290), (868, 290440), (959, 262880), (992, 254135), (1060, 237832), (1085, 232352), (1096, 230020), (1120, 225091), (1240, 203308), (1370, 184016), (1484, 169880), (1643, 153440), (1696, 148645), (1736, 145220), (1855, 135904), (1918, 131440), (2120, 118916), (2170, 116176), (2192, 115010), (2480, 101654), (2740, 92008), (2968, 84940), (3286, 76720), (3472, 72610), (3710, 67952), (3836, 65720), (4240, 59458), (4247, 59360), (4340, 58088), (4384, 57505), (4795, 52576), (4960, 50827), (5480, 46004), (5936, 42470), (6572, 38360), (6944, 36305), (7261, 34720), (7420, 33976), (7672, 32860), (8215, 30688), (8480, 29729), (8494, 29680), (8680, 29044), (9590, 26288), (10960, 23002), (11501, 21920), (11872, 21235), (13144, 19180), (14522, 17360), (14840, 16988), (15344, 16430)]