40494720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 155105280

約数和(自身を除く): 114610560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 128, 131, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 262, 276, 280, 320, 322, 336, 345, 368, 384, 393, 420, 448, 460, 480, 483, 524, 552, 560, 640, 644, 655, 672, 690, 736, 786, 805, 840, 896, 917, 920, 960, 966, 1048, 1104, 1120, 1288, 1310, 1344, 1380, 1472, 1572, 1610, 1680, 1834, 1840, 1920, 1932, 1965, 2096, 2208, 2240, 2415, 2576, 2620, 2688, 2751, 2760, 2944, 3013, 3144, 3220, 3360, 3668, 3680, 3864, 3930, 4192, 4416, 4480, 4585, 4830, 5152, 5240, 5502, 5520, 6026, 6288, 6440, 6720, 7336, 7360, 7728, 7860, 8384, 8832, 9039, 9170, 9660, 10304, 10480, 11004, 11040, 12052, 12576, 12880, 13440, 13755, 14672, 14720, 15065, 15456, 15720, 16768, 18078, 18340, 19320, 20608, 20960, 21091, 22008, 22080, 24104, 25152, 25760, 27510, 29344, 30130, 30912, 31440, 36156, 36680, 38640, 41920, 42182, 44016, 44160, 45195, 48208, 50304, 51520, 55020, 58688, 60260, 61824, 62880, 63273, 72312, 73360, 77280, 83840, 84364, 88032, 90390, 96416, 103040, 105455, 110040, 117376, 120520, 125760, 126546, 144624, 146720, 154560, 168728, 176064, 180780, 192832, 210910, 220080, 241040, 251520, 253092, 289248, 293440, 309120, 316365, 337456, 352128, 361560, 385664, 421820, 440160, 482080, 506184, 578496, 586880, 632730, 674912, 723120, 843640, 880320, 964160, 1012368, 1156992, 1265460, 1349824, 1446240, 1687280, 1760640, 1928320, 2024736, 2530920, 2699648, 2892480, 3374560, 4049472, 5061840, 5784960, 6749120, 8098944, 10123680, 13498240, 20247360, 40494720]

約数ペア:

[(1, 40494720), (2, 20247360), (3, 13498240), (4, 10123680), (5, 8098944), (6, 6749120), (7, 5784960), (8, 5061840), (10, 4049472), (12, 3374560), (14, 2892480), (15, 2699648), (16, 2530920), (20, 2024736), (21, 1928320), (23, 1760640), (24, 1687280), (28, 1446240), (30, 1349824), (32, 1265460), (35, 1156992), (40, 1012368), (42, 964160), (46, 880320), (48, 843640), (56, 723120), (60, 674912), (64, 632730), (69, 586880), (70, 578496), (80, 506184), (84, 482080), (92, 440160), (96, 421820), (105, 385664), (112, 361560), (115, 352128), (120, 337456), (128, 316365), (131, 309120), (138, 293440), (140, 289248), (160, 253092), (161, 251520), (168, 241040), (184, 220080), (192, 210910), (210, 192832), (224, 180780), (230, 176064), (240, 168728), (262, 154560), (276, 146720), (280, 144624), (320, 126546), (322, 125760), (336, 120520), (345, 117376), (368, 110040), (384, 105455), (393, 103040), (420, 96416), (448, 90390), (460, 88032), (480, 84364), (483, 83840), (524, 77280), (552, 73360), (560, 72312), (640, 63273), (644, 62880), (655, 61824), (672, 60260), (690, 58688), (736, 55020), (786, 51520), (805, 50304), (840, 48208), (896, 45195), (917, 44160), (920, 44016), (960, 42182), (966, 41920), (1048, 38640), (1104, 36680), (1120, 36156), (1288, 31440), (1310, 30912), (1344, 30130), (1380, 29344), (1472, 27510), (1572, 25760), (1610, 25152), (1680, 24104), (1834, 22080), (1840, 22008), (1920, 21091), (1932, 20960), (1965, 20608), (2096, 19320), (2208, 18340), (2240, 18078), (2415, 16768), (2576, 15720), (2620, 15456), (2688, 15065), (2751, 14720), (2760, 14672), (2944, 13755), (3013, 13440), (3144, 12880), (3220, 12576), (3360, 12052), (3668, 11040), (3680, 11004), (3864, 10480), (3930, 10304), (4192, 9660), (4416, 9170), (4480, 9039), (4585, 8832), (4830, 8384), (5152, 7860), (5240, 7728), (5502, 7360), (5520, 7336), (6026, 6720), (6288, 6440)]