420255360

素因数分解:

$2^7\times 3^2\times 5^1\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1528

約数の個数: 288

約数和(自身を含む): 1689257700

約数和(自身を除く): 1269002340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 640, 672, 720, 735, 784, 840, 882, 896, 960, 980, 1008, 1120, 1152, 1176, 1260, 1344, 1440, 1470, 1489, 1568, 1680, 1764, 1920, 1960, 2016, 2205, 2240, 2352, 2520, 2688, 2880, 2940, 2978, 3136, 3360, 3528, 3920, 4032, 4410, 4467, 4480, 4704, 5040, 5760, 5880, 5956, 6272, 6720, 7056, 7445, 7840, 8064, 8820, 8934, 9408, 10080, 10423, 11760, 11912, 13401, 13440, 14112, 14890, 15680, 17640, 17868, 18816, 20160, 20846, 22335, 23520, 23824, 26802, 28224, 29780, 31269, 31360, 35280, 35736, 40320, 41692, 44670, 47040, 47648, 52115, 53604, 56448, 59560, 62538, 67005, 70560, 71472, 72961, 83384, 89340, 93807, 94080, 95296, 104230, 107208, 119120, 125076, 134010, 141120, 142944, 145922, 156345, 166768, 178680, 187614, 190592, 208460, 214416, 218883, 238240, 250152, 268020, 282240, 285888, 291844, 312690, 333536, 357360, 364805, 375228, 416920, 428832, 437766, 469035, 476480, 500304, 536040, 571776, 583688, 625380, 656649, 667072, 714720, 729610, 750456, 833840, 857664, 875532, 938070, 952960, 1000608, 1072080, 1094415, 1167376, 1250760, 1313298, 1334144, 1429440, 1459220, 1500912, 1667680, 1715328, 1751064, 1876140, 2001216, 2144160, 2188830, 2334752, 2501520, 2626596, 2858880, 2918440, 3001824, 3283245, 3335360, 3502128, 3752280, 4002432, 4288320, 4377660, 4669504, 5003040, 5253192, 5836880, 6003648, 6566490, 6670720, 7004256, 7504560, 8576640, 8755320, 9339008, 10006080, 10506384, 11673760, 12007296, 13132980, 14008512, 15009120, 17510640, 20012160, 21012768, 23347520, 26265960, 28017024, 30018240, 35021280, 42025536, 46695040, 52531920, 60036480, 70042560, 84051072, 105063840, 140085120, 210127680, 420255360]

約数ペア:

[(1, 420255360), (2, 210127680), (3, 140085120), (4, 105063840), (5, 84051072), (6, 70042560), (7, 60036480), (8, 52531920), (9, 46695040), (10, 42025536), (12, 35021280), (14, 30018240), (15, 28017024), (16, 26265960), (18, 23347520), (20, 21012768), (21, 20012160), (24, 17510640), (28, 15009120), (30, 14008512), (32, 13132980), (35, 12007296), (36, 11673760), (40, 10506384), (42, 10006080), (45, 9339008), (48, 8755320), (49, 8576640), (56, 7504560), (60, 7004256), (63, 6670720), (64, 6566490), (70, 6003648), (72, 5836880), (80, 5253192), (84, 5003040), (90, 4669504), (96, 4377660), (98, 4288320), (105, 4002432), (112, 3752280), (120, 3502128), (126, 3335360), (128, 3283245), (140, 3001824), (144, 2918440), (147, 2858880), (160, 2626596), (168, 2501520), (180, 2334752), (192, 2188830), (196, 2144160), (210, 2001216), (224, 1876140), (240, 1751064), (245, 1715328), (252, 1667680), (280, 1500912), (288, 1459220), (294, 1429440), (315, 1334144), (320, 1313298), (336, 1250760), (360, 1167376), (384, 1094415), (392, 1072080), (420, 1000608), (441, 952960), (448, 938070), (480, 875532), (490, 857664), (504, 833840), (560, 750456), (576, 729610), (588, 714720), (630, 667072), (640, 656649), (672, 625380), (720, 583688), (735, 571776), (784, 536040), (840, 500304), (882, 476480), (896, 469035), (960, 437766), (980, 428832), (1008, 416920), (1120, 375228), (1152, 364805), (1176, 357360), (1260, 333536), (1344, 312690), (1440, 291844), (1470, 285888), (1489, 282240), (1568, 268020), (1680, 250152), (1764, 238240), (1920, 218883), (1960, 214416), (2016, 208460), (2205, 190592), (2240, 187614), (2352, 178680), (2520, 166768), (2688, 156345), (2880, 145922), (2940, 142944), (2978, 141120), (3136, 134010), (3360, 125076), (3528, 119120), (3920, 107208), (4032, 104230), (4410, 95296), (4467, 94080), (4480, 93807), (4704, 89340), (5040, 83384), (5760, 72961), (5880, 71472), (5956, 70560), (6272, 67005), (6720, 62538), (7056, 59560), (7445, 56448), (7840, 53604), (8064, 52115), (8820, 47648), (8934, 47040), (9408, 44670), (10080, 41692), (10423, 40320), (11760, 35736), (11912, 35280), (13401, 31360), (13440, 31269), (14112, 29780), (14890, 28224), (15680, 26802), (17640, 23824), (17868, 23520), (18816, 22335), (20160, 20846)]