421441920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^3$

素因数の和:115

約数の個数: 256

約数和(自身を含む): 1545912000

約数和(自身を除く): 1124470080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 841, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1305, 1392, 1440, 1566, 1682, 1728, 1740, 1856, 1920, 2088, 2160, 2320, 2523, 2610, 2784, 2880, 3132, 3364, 3456, 3480, 3712, 3915, 4176, 4205, 4320, 4640, 5046, 5220, 5568, 5760, 6264, 6728, 6960, 7569, 7830, 8352, 8410, 8640, 9280, 10092, 10440, 11136, 12528, 12615, 13456, 13920, 15138, 15660, 16704, 16820, 17280, 18560, 20184, 20880, 22707, 24389, 25056, 25230, 26912, 27840, 30276, 31320, 33408, 33640, 37845, 40368, 41760, 45414, 48778, 50112, 50460, 53824, 55680, 60552, 62640, 67280, 73167, 75690, 80736, 83520, 90828, 97556, 100224, 100920, 107648, 113535, 121104, 121945, 125280, 134560, 146334, 151380, 161472, 167040, 181656, 195112, 201840, 219501, 227070, 242208, 243890, 250560, 269120, 292668, 302760, 322944, 363312, 365835, 390224, 403680, 439002, 454140, 484416, 487780, 501120, 538240, 585336, 605520, 658503, 726624, 731670, 780448, 807360, 878004, 908280, 968832, 975560, 1097505, 1170672, 1211040, 1317006, 1453248, 1463340, 1560896, 1614720, 1756008, 1816560, 1951120, 2195010, 2341344, 2422080, 2634012, 2906496, 2926680, 3121792, 3292515, 3512016, 3633120, 3902240, 4390020, 4682688, 4844160, 5268024, 5853360, 6585030, 7024032, 7266240, 7804480, 8780040, 9365376, 10536048, 11706720, 13170060, 14048064, 14532480, 15608960, 17560080, 21072096, 23413440, 26340120, 28096128, 35120160, 42144192, 46826880, 52680240, 70240320, 84288384, 105360480, 140480640, 210720960, 421441920]

約数ペア:

[(1, 421441920), (2, 210720960), (3, 140480640), (4, 105360480), (5, 84288384), (6, 70240320), (8, 52680240), (9, 46826880), (10, 42144192), (12, 35120160), (15, 28096128), (16, 26340120), (18, 23413440), (20, 21072096), (24, 17560080), (27, 15608960), (29, 14532480), (30, 14048064), (32, 13170060), (36, 11706720), (40, 10536048), (45, 9365376), (48, 8780040), (54, 7804480), (58, 7266240), (60, 7024032), (64, 6585030), (72, 5853360), (80, 5268024), (87, 4844160), (90, 4682688), (96, 4390020), (108, 3902240), (116, 3633120), (120, 3512016), (128, 3292515), (135, 3121792), (144, 2926680), (145, 2906496), (160, 2634012), (174, 2422080), (180, 2341344), (192, 2195010), (216, 1951120), (232, 1816560), (240, 1756008), (261, 1614720), (270, 1560896), (288, 1463340), (290, 1453248), (320, 1317006), (348, 1211040), (360, 1170672), (384, 1097505), (432, 975560), (435, 968832), (464, 908280), (480, 878004), (522, 807360), (540, 780448), (576, 731670), (580, 726624), (640, 658503), (696, 605520), (720, 585336), (783, 538240), (841, 501120), (864, 487780), (870, 484416), (928, 454140), (960, 439002), (1044, 403680), (1080, 390224), (1152, 365835), (1160, 363312), (1305, 322944), (1392, 302760), (1440, 292668), (1566, 269120), (1682, 250560), (1728, 243890), (1740, 242208), (1856, 227070), (1920, 219501), (2088, 201840), (2160, 195112), (2320, 181656), (2523, 167040), (2610, 161472), (2784, 151380), (2880, 146334), (3132, 134560), (3364, 125280), (3456, 121945), (3480, 121104), (3712, 113535), (3915, 107648), (4176, 100920), (4205, 100224), (4320, 97556), (4640, 90828), (5046, 83520), (5220, 80736), (5568, 75690), (5760, 73167), (6264, 67280), (6728, 62640), (6960, 60552), (7569, 55680), (7830, 53824), (8352, 50460), (8410, 50112), (8640, 48778), (9280, 45414), (10092, 41760), (10440, 40368), (11136, 37845), (12528, 33640), (12615, 33408), (13456, 31320), (13920, 30276), (15138, 27840), (15660, 26912), (16704, 25230), (16820, 25056), (17280, 24389), (18560, 22707), (20184, 20880)]