279182280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 256

約数和(自身を含む): 975421440

約数和(自身を除く): 696239160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 31, 39, 40, 46, 52, 60, 62, 65, 69, 78, 92, 93, 104, 115, 120, 124, 130, 138, 155, 156, 184, 186, 195, 230, 248, 251, 260, 276, 299, 310, 312, 345, 372, 390, 403, 460, 465, 502, 520, 552, 598, 620, 690, 713, 744, 753, 780, 806, 897, 920, 930, 1004, 1196, 1209, 1240, 1255, 1380, 1426, 1495, 1506, 1560, 1612, 1794, 1860, 2008, 2015, 2139, 2392, 2418, 2510, 2760, 2852, 2990, 3012, 3224, 3263, 3565, 3588, 3720, 3765, 4030, 4278, 4485, 4836, 5020, 5704, 5773, 5980, 6024, 6045, 6526, 7130, 7176, 7530, 7781, 8060, 8556, 8970, 9269, 9672, 9789, 10040, 10695, 11546, 11960, 12090, 13052, 14260, 15060, 15562, 16120, 16315, 17112, 17319, 17940, 18538, 19578, 21390, 23092, 23343, 24180, 26104, 27807, 28520, 28865, 30120, 31124, 32630, 34638, 35880, 37076, 38905, 39156, 42780, 46184, 46345, 46686, 48360, 48945, 55614, 57730, 62248, 65260, 69276, 74152, 75049, 77810, 78312, 85560, 86595, 92690, 93372, 97890, 101153, 111228, 115460, 116715, 130520, 138552, 139035, 150098, 155620, 173190, 178963, 185380, 186744, 195780, 202306, 222456, 225147, 230920, 233430, 278070, 300196, 303459, 311240, 346380, 357926, 370760, 375245, 391560, 404612, 450294, 466860, 505765, 536889, 556140, 600392, 606918, 692760, 715852, 750490, 809224, 894815, 900588, 933720, 1011530, 1073778, 1112280, 1125735, 1213836, 1431704, 1500980, 1517295, 1789630, 1801176, 2023060, 2147556, 2251470, 2326519, 2427672, 2684445, 3001960, 3034590, 3579260, 4046120, 4295112, 4502940, 4653038, 5368890, 6069180, 6979557, 7158520, 9005880, 9306076, 10737780, 11632595, 12138360, 13959114, 18612152, 21475560, 23265190, 27918228, 34897785, 46530380, 55836456, 69795570, 93060760, 139591140, 279182280]

約数ペア:

[(1, 279182280), (2, 139591140), (3, 93060760), (4, 69795570), (5, 55836456), (6, 46530380), (8, 34897785), (10, 27918228), (12, 23265190), (13, 21475560), (15, 18612152), (20, 13959114), (23, 12138360), (24, 11632595), (26, 10737780), (30, 9306076), (31, 9005880), (39, 7158520), (40, 6979557), (46, 6069180), (52, 5368890), (60, 4653038), (62, 4502940), (65, 4295112), (69, 4046120), (78, 3579260), (92, 3034590), (93, 3001960), (104, 2684445), (115, 2427672), (120, 2326519), (124, 2251470), (130, 2147556), (138, 2023060), (155, 1801176), (156, 1789630), (184, 1517295), (186, 1500980), (195, 1431704), (230, 1213836), (248, 1125735), (251, 1112280), (260, 1073778), (276, 1011530), (299, 933720), (310, 900588), (312, 894815), (345, 809224), (372, 750490), (390, 715852), (403, 692760), (460, 606918), (465, 600392), (502, 556140), (520, 536889), (552, 505765), (598, 466860), (620, 450294), (690, 404612), (713, 391560), (744, 375245), (753, 370760), (780, 357926), (806, 346380), (897, 311240), (920, 303459), (930, 300196), (1004, 278070), (1196, 233430), (1209, 230920), (1240, 225147), (1255, 222456), (1380, 202306), (1426, 195780), (1495, 186744), (1506, 185380), (1560, 178963), (1612, 173190), (1794, 155620), (1860, 150098), (2008, 139035), (2015, 138552), (2139, 130520), (2392, 116715), (2418, 115460), (2510, 111228), (2760, 101153), (2852, 97890), (2990, 93372), (3012, 92690), (3224, 86595), (3263, 85560), (3565, 78312), (3588, 77810), (3720, 75049), (3765, 74152), (4030, 69276), (4278, 65260), (4485, 62248), (4836, 57730), (5020, 55614), (5704, 48945), (5773, 48360), (5980, 46686), (6024, 46345), (6045, 46184), (6526, 42780), (7130, 39156), (7176, 38905), (7530, 37076), (7781, 35880), (8060, 34638), (8556, 32630), (8970, 31124), (9269, 30120), (9672, 28865), (9789, 28520), (10040, 27807), (10695, 26104), (11546, 24180), (11960, 23343), (12090, 23092), (13052, 21390), (14260, 19578), (15060, 18538), (15562, 17940), (16120, 17319), (16315, 17112)]