1851534720

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{15307}}^1$

素因数の和:15342

約数の個数: 256

約数和(自身を含む): 7494796800

約数和(自身を除く): 5643262080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6720, 7560, 8064, 8640, 10080, 12096, 13440, 15120, 15307, 17280, 20160, 24192, 30240, 30614, 40320, 45921, 60480, 61228, 76535, 91842, 107149, 120960, 122456, 137763, 153070, 183684, 214298, 229605, 244912, 275526, 306140, 321447, 367368, 413289, 428596, 459210, 489824, 535745, 551052, 612280, 642894, 688815, 734736, 826578, 857192, 918420, 964341, 979648, 1071490, 1102104, 1224560, 1285788, 1377630, 1469472, 1607235, 1653156, 1714384, 1836840, 1928682, 1959296, 2066445, 2142980, 2204208, 2449120, 2571576, 2755260, 2893023, 2938944, 3214470, 3306312, 3428768, 3673680, 3857364, 4132890, 4285960, 4408416, 4821705, 4898240, 5143152, 5510520, 5786046, 5877888, 6428940, 6612624, 6857536, 7347360, 7714728, 8265780, 8571920, 8816832, 9643410, 9796480, 10286304, 11021040, 11572092, 12857880, 13225248, 13715072, 14465115, 14694720, 15429456, 16531560, 17143840, 17633664, 19286820, 20572608, 22042080, 23144184, 25715760, 26450496, 28930230, 29389440, 30858912, 33063120, 34287680, 38573640, 41145216, 44084160, 46288368, 51431520, 52900992, 57860460, 61717824, 66126240, 68575360, 77147280, 88168320, 92576736, 102863040, 115720920, 123435648, 132252480, 154294560, 185153472, 205726080, 231441840, 264504960, 308589120, 370306944, 462883680, 617178240, 925767360, 1851534720]

約数ペア:

[(1, 1851534720), (2, 925767360), (3, 617178240), (4, 462883680), (5, 370306944), (6, 308589120), (7, 264504960), (8, 231441840), (9, 205726080), (10, 185153472), (12, 154294560), (14, 132252480), (15, 123435648), (16, 115720920), (18, 102863040), (20, 92576736), (21, 88168320), (24, 77147280), (27, 68575360), (28, 66126240), (30, 61717824), (32, 57860460), (35, 52900992), (36, 51431520), (40, 46288368), (42, 44084160), (45, 41145216), (48, 38573640), (54, 34287680), (56, 33063120), (60, 30858912), (63, 29389440), (64, 28930230), (70, 26450496), (72, 25715760), (80, 23144184), (84, 22042080), (90, 20572608), (96, 19286820), (105, 17633664), (108, 17143840), (112, 16531560), (120, 15429456), (126, 14694720), (128, 14465115), (135, 13715072), (140, 13225248), (144, 12857880), (160, 11572092), (168, 11021040), (180, 10286304), (189, 9796480), (192, 9643410), (210, 8816832), (216, 8571920), (224, 8265780), (240, 7714728), (252, 7347360), (270, 6857536), (280, 6612624), (288, 6428940), (315, 5877888), (320, 5786046), (336, 5510520), (360, 5143152), (378, 4898240), (384, 4821705), (420, 4408416), (432, 4285960), (448, 4132890), (480, 3857364), (504, 3673680), (540, 3428768), (560, 3306312), (576, 3214470), (630, 2938944), (640, 2893023), (672, 2755260), (720, 2571576), (756, 2449120), (840, 2204208), (864, 2142980), (896, 2066445), (945, 1959296), (960, 1928682), (1008, 1836840), (1080, 1714384), (1120, 1653156), (1152, 1607235), (1260, 1469472), (1344, 1377630), (1440, 1285788), (1512, 1224560), (1680, 1102104), (1728, 1071490), (1890, 979648), (1920, 964341), (2016, 918420), (2160, 857192), (2240, 826578), (2520, 734736), (2688, 688815), (2880, 642894), (3024, 612280), (3360, 551052), (3456, 535745), (3780, 489824), (4032, 459210), (4320, 428596), (4480, 413289), (5040, 367368), (5760, 321447), (6048, 306140), (6720, 275526), (7560, 244912), (8064, 229605), (8640, 214298), (10080, 183684), (12096, 153070), (13440, 137763), (15120, 122456), (15307, 120960), (17280, 107149), (20160, 91842), (24192, 76535), (30240, 61228), (30614, 60480), (40320, 45921)]