621262080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:497

約数の個数: 216

約数和(自身を含む): 2168275200

約数和(自身を除く): 1547013120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 199, 240, 256, 271, 288, 320, 360, 384, 398, 480, 542, 576, 597, 640, 720, 768, 796, 813, 960, 995, 1084, 1152, 1194, 1280, 1355, 1440, 1592, 1626, 1791, 1920, 1990, 2168, 2304, 2388, 2439, 2710, 2880, 2985, 3184, 3252, 3582, 3840, 3980, 4065, 4336, 4776, 4878, 5420, 5760, 5970, 6368, 6504, 7164, 7960, 8130, 8672, 8955, 9552, 9756, 10840, 11520, 11940, 12195, 12736, 13008, 14328, 15920, 16260, 17344, 17910, 19104, 19512, 21680, 23880, 24390, 25472, 26016, 28656, 31840, 32520, 34688, 35820, 38208, 39024, 43360, 47760, 48780, 50944, 52032, 53929, 57312, 63680, 65040, 69376, 71640, 76416, 78048, 86720, 95520, 97560, 104064, 107858, 114624, 127360, 130080, 143280, 152832, 156096, 161787, 173440, 191040, 195120, 208128, 215716, 229248, 254720, 260160, 269645, 286560, 312192, 323574, 346880, 382080, 390240, 431432, 458496, 485361, 520320, 539290, 573120, 624384, 647148, 764160, 780480, 808935, 862864, 970722, 1040640, 1078580, 1146240, 1294296, 1560960, 1617870, 1725728, 1941444, 2157160, 2292480, 2426805, 2588592, 3121920, 3235740, 3451456, 3882888, 4314320, 4853610, 5177184, 6471480, 6902912, 7765776, 8628640, 9707220, 10354368, 12942960, 13805824, 15531552, 17257280, 19414440, 20708736, 25885920, 31063104, 34514560, 38828880, 41417472, 51771840, 62126208, 69029120, 77657760, 103543680, 124252416, 155315520, 207087360, 310631040, 621262080]

約数ペア:

[(1, 621262080), (2, 310631040), (3, 207087360), (4, 155315520), (5, 124252416), (6, 103543680), (8, 77657760), (9, 69029120), (10, 62126208), (12, 51771840), (15, 41417472), (16, 38828880), (18, 34514560), (20, 31063104), (24, 25885920), (30, 20708736), (32, 19414440), (36, 17257280), (40, 15531552), (45, 13805824), (48, 12942960), (60, 10354368), (64, 9707220), (72, 8628640), (80, 7765776), (90, 6902912), (96, 6471480), (120, 5177184), (128, 4853610), (144, 4314320), (160, 3882888), (180, 3451456), (192, 3235740), (199, 3121920), (240, 2588592), (256, 2426805), (271, 2292480), (288, 2157160), (320, 1941444), (360, 1725728), (384, 1617870), (398, 1560960), (480, 1294296), (542, 1146240), (576, 1078580), (597, 1040640), (640, 970722), (720, 862864), (768, 808935), (796, 780480), (813, 764160), (960, 647148), (995, 624384), (1084, 573120), (1152, 539290), (1194, 520320), (1280, 485361), (1355, 458496), (1440, 431432), (1592, 390240), (1626, 382080), (1791, 346880), (1920, 323574), (1990, 312192), (2168, 286560), (2304, 269645), (2388, 260160), (2439, 254720), (2710, 229248), (2880, 215716), (2985, 208128), (3184, 195120), (3252, 191040), (3582, 173440), (3840, 161787), (3980, 156096), (4065, 152832), (4336, 143280), (4776, 130080), (4878, 127360), (5420, 114624), (5760, 107858), (5970, 104064), (6368, 97560), (6504, 95520), (7164, 86720), (7960, 78048), (8130, 76416), (8672, 71640), (8955, 69376), (9552, 65040), (9756, 63680), (10840, 57312), (11520, 53929), (11940, 52032), (12195, 50944), (12736, 48780), (13008, 47760), (14328, 43360), (15920, 39024), (16260, 38208), (17344, 35820), (17910, 34688), (19104, 32520), (19512, 31840), (21680, 28656), (23880, 26016), (24390, 25472)]