211515480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1782

約数の個数: 192

約数和(自身を含む): 774558720

約数和(自身を除く): 563043240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 558, 620, 660, 682, 744, 792, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1705, 1723, 1860, 1980, 2046, 2232, 2728, 2790, 3069, 3410, 3446, 3720, 3960, 4092, 5115, 5169, 5580, 6138, 6820, 6892, 8184, 8615, 10230, 10338, 11160, 12276, 13640, 13784, 15345, 15507, 17230, 18953, 20460, 20676, 24552, 25845, 30690, 31014, 34460, 37906, 40920, 41352, 51690, 53413, 56859, 61380, 62028, 68920, 75812, 77535, 94765, 103380, 106826, 113718, 122760, 124056, 151624, 155070, 160239, 170577, 189530, 206760, 213652, 227436, 267065, 284295, 310140, 320478, 341154, 379060, 427304, 454872, 480717, 534130, 568590, 587543, 620280, 640956, 682308, 758120, 801195, 852885, 961434, 1068260, 1137180, 1175086, 1281912, 1364616, 1602390, 1705770, 1762629, 1922868, 2136520, 2274360, 2350172, 2403585, 2937715, 3204780, 3411540, 3525258, 3845736, 4700344, 4807170, 5287887, 5875430, 6409560, 6823080, 7050516, 8813145, 9614340, 10575774, 11750860, 14101032, 17626290, 19228680, 21151548, 23501720, 26439435, 35252580, 42303096, 52878870, 70505160, 105757740, 211515480]

約数ペア:

[(1, 211515480), (2, 105757740), (3, 70505160), (4, 52878870), (5, 42303096), (6, 35252580), (8, 26439435), (9, 23501720), (10, 21151548), (11, 19228680), (12, 17626290), (15, 14101032), (18, 11750860), (20, 10575774), (22, 9614340), (24, 8813145), (30, 7050516), (31, 6823080), (33, 6409560), (36, 5875430), (40, 5287887), (44, 4807170), (45, 4700344), (55, 3845736), (60, 3525258), (62, 3411540), (66, 3204780), (72, 2937715), (88, 2403585), (90, 2350172), (93, 2274360), (99, 2136520), (110, 1922868), (120, 1762629), (124, 1705770), (132, 1602390), (155, 1364616), (165, 1281912), (180, 1175086), (186, 1137180), (198, 1068260), (220, 961434), (248, 852885), (264, 801195), (279, 758120), (310, 682308), (330, 640956), (341, 620280), (360, 587543), (372, 568590), (396, 534130), (440, 480717), (465, 454872), (495, 427304), (558, 379060), (620, 341154), (660, 320478), (682, 310140), (744, 284295), (792, 267065), (930, 227436), (990, 213652), (1023, 206760), (1116, 189530), (1240, 170577), (1320, 160239), (1364, 155070), (1395, 151624), (1705, 124056), (1723, 122760), (1860, 113718), (1980, 106826), (2046, 103380), (2232, 94765), (2728, 77535), (2790, 75812), (3069, 68920), (3410, 62028), (3446, 61380), (3720, 56859), (3960, 53413), (4092, 51690), (5115, 41352), (5169, 40920), (5580, 37906), (6138, 34460), (6820, 31014), (6892, 30690), (8184, 25845), (8615, 24552), (10230, 20676), (10338, 20460), (11160, 18953), (12276, 17230), (13640, 15507), (13784, 15345)]