279427680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1459}}^1$

素因数の和:1506

約数の個数: 288

約数和(自身を含む): 1147910400

約数和(自身を除く): 868482720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1459, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 2918, 3040, 3192, 3360, 3420, 3990, 4256, 4377, 4560, 4788, 5040, 5320, 5472, 5836, 5985, 6384, 6840, 7295, 7980, 8754, 9120, 9576, 10080, 10213, 10640, 11672, 11970, 12768, 13131, 13680, 14590, 15960, 17508, 19152, 20426, 21280, 21885, 23344, 23940, 26262, 27360, 27721, 29180, 30639, 31920, 35016, 38304, 40852, 43770, 46688, 47880, 51065, 52524, 55442, 58360, 61278, 63840, 65655, 70032, 81704, 83163, 87540, 91917, 95760, 102130, 105048, 110884, 116720, 122556, 131310, 138605, 140064, 153195, 163408, 166326, 175080, 183834, 191520, 194047, 204260, 210096, 221768, 233440, 245112, 249489, 262620, 277210, 306390, 326816, 332652, 350160, 367668, 388094, 408520, 415815, 420192, 443536, 459585, 490224, 498978, 525240, 554420, 582141, 612780, 665304, 700320, 735336, 776188, 817040, 831630, 887072, 919170, 970235, 980448, 997956, 1050480, 1108840, 1164282, 1225560, 1247445, 1330608, 1470672, 1552376, 1634080, 1663260, 1746423, 1838340, 1940470, 1995912, 2100960, 2217680, 2328564, 2451120, 2494890, 2661216, 2910705, 2941344, 3104752, 3326520, 3492846, 3676680, 3880940, 3991824, 4435360, 4657128, 4902240, 4989780, 5821410, 6209504, 6653040, 6985692, 7353360, 7761880, 7983648, 8732115, 9314256, 9979560, 11642820, 13306080, 13971384, 14706720, 15523760, 17464230, 18628512, 19959120, 23285640, 27942768, 31047520, 34928460, 39918240, 46571280, 55885536, 69856920, 93142560, 139713840, 279427680]

約数ペア:

[(1, 279427680), (2, 139713840), (3, 93142560), (4, 69856920), (5, 55885536), (6, 46571280), (7, 39918240), (8, 34928460), (9, 31047520), (10, 27942768), (12, 23285640), (14, 19959120), (15, 18628512), (16, 17464230), (18, 15523760), (19, 14706720), (20, 13971384), (21, 13306080), (24, 11642820), (28, 9979560), (30, 9314256), (32, 8732115), (35, 7983648), (36, 7761880), (38, 7353360), (40, 6985692), (42, 6653040), (45, 6209504), (48, 5821410), (56, 4989780), (57, 4902240), (60, 4657128), (63, 4435360), (70, 3991824), (72, 3880940), (76, 3676680), (80, 3492846), (84, 3326520), (90, 3104752), (95, 2941344), (96, 2910705), (105, 2661216), (112, 2494890), (114, 2451120), (120, 2328564), (126, 2217680), (133, 2100960), (140, 1995912), (144, 1940470), (152, 1838340), (160, 1746423), (168, 1663260), (171, 1634080), (180, 1552376), (190, 1470672), (210, 1330608), (224, 1247445), (228, 1225560), (240, 1164282), (252, 1108840), (266, 1050480), (280, 997956), (285, 980448), (288, 970235), (304, 919170), (315, 887072), (336, 831630), (342, 817040), (360, 776188), (380, 735336), (399, 700320), (420, 665304), (456, 612780), (480, 582141), (504, 554420), (532, 525240), (560, 498978), (570, 490224), (608, 459585), (630, 443536), (665, 420192), (672, 415815), (684, 408520), (720, 388094), (760, 367668), (798, 350160), (840, 332652), (855, 326816), (912, 306390), (1008, 277210), (1064, 262620), (1120, 249489), (1140, 245112), (1197, 233440), (1260, 221768), (1330, 210096), (1368, 204260), (1440, 194047), (1459, 191520), (1520, 183834), (1596, 175080), (1680, 166326), (1710, 163408), (1824, 153195), (1995, 140064), (2016, 138605), (2128, 131310), (2280, 122556), (2394, 116720), (2520, 110884), (2660, 105048), (2736, 102130), (2918, 95760), (3040, 91917), (3192, 87540), (3360, 83163), (3420, 81704), (3990, 70032), (4256, 65655), (4377, 63840), (4560, 61278), (4788, 58360), (5040, 55442), (5320, 52524), (5472, 51065), (5836, 47880), (5985, 46688), (6384, 43770), (6840, 40852), (7295, 38304), (7980, 35016), (8754, 31920), (9120, 30639), (9576, 29180), (10080, 27721), (10213, 27360), (10640, 26262), (11672, 23940), (11970, 23344), (12768, 21885), (13131, 21280), (13680, 20426), (14590, 19152), (15960, 17508)]