257483160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 288

約数和(自身を含む): 963537120

約数和(自身を除く): 706053960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 55, 60, 66, 69, 72, 88, 90, 92, 99, 110, 115, 120, 121, 132, 138, 165, 180, 184, 198, 207, 220, 230, 242, 253, 257, 264, 276, 330, 345, 360, 363, 396, 414, 440, 460, 484, 495, 506, 514, 552, 605, 660, 690, 726, 759, 771, 792, 828, 920, 968, 990, 1012, 1028, 1035, 1089, 1210, 1265, 1285, 1320, 1380, 1452, 1518, 1542, 1656, 1815, 1980, 2024, 2056, 2070, 2178, 2277, 2313, 2420, 2530, 2570, 2760, 2783, 2827, 2904, 3036, 3084, 3630, 3795, 3855, 3960, 4140, 4356, 4554, 4626, 4840, 5060, 5140, 5445, 5566, 5654, 5911, 6072, 6168, 7260, 7590, 7710, 8280, 8349, 8481, 8712, 9108, 9252, 10120, 10280, 10890, 11132, 11308, 11385, 11565, 11822, 13915, 14135, 14520, 15180, 15420, 16698, 16962, 17733, 18216, 18504, 21780, 22264, 22616, 22770, 23130, 23644, 25047, 25443, 27830, 28270, 29555, 30360, 30840, 31097, 33396, 33924, 35466, 41745, 42405, 43560, 45540, 46260, 47288, 50094, 50886, 53199, 55660, 56540, 59110, 62194, 65021, 66792, 67848, 70932, 83490, 84810, 88665, 91080, 92520, 93291, 100188, 101772, 106398, 111320, 113080, 118220, 124388, 125235, 127215, 130042, 141864, 155485, 166980, 169620, 177330, 186582, 195063, 200376, 203544, 212796, 236440, 248776, 250470, 254430, 260084, 265995, 279873, 310970, 325105, 333960, 339240, 354660, 373164, 390126, 425592, 466455, 500940, 508860, 520168, 531990, 559746, 585189, 621940, 650210, 709320, 715231, 746328, 780252, 932910, 975315, 1001880, 1017720, 1063980, 1119492, 1170378, 1243880, 1300420, 1399365, 1430462, 1560504, 1865820, 1950630, 2127960, 2145693, 2238984, 2340756, 2600840, 2798730, 2860924, 2925945, 3576155, 3731640, 3901260, 4291386, 4681512, 5597460, 5721848, 5851890, 6437079, 7152310, 7802520, 8582772, 10728465, 11194920, 11703780, 12874158, 14304620, 17165544, 21456930, 23407560, 25748316, 28609240, 32185395, 42913860, 51496632, 64370790, 85827720, 128741580, 257483160]

約数ペア:

[(1, 257483160), (2, 128741580), (3, 85827720), (4, 64370790), (5, 51496632), (6, 42913860), (8, 32185395), (9, 28609240), (10, 25748316), (11, 23407560), (12, 21456930), (15, 17165544), (18, 14304620), (20, 12874158), (22, 11703780), (23, 11194920), (24, 10728465), (30, 8582772), (33, 7802520), (36, 7152310), (40, 6437079), (44, 5851890), (45, 5721848), (46, 5597460), (55, 4681512), (60, 4291386), (66, 3901260), (69, 3731640), (72, 3576155), (88, 2925945), (90, 2860924), (92, 2798730), (99, 2600840), (110, 2340756), (115, 2238984), (120, 2145693), (121, 2127960), (132, 1950630), (138, 1865820), (165, 1560504), (180, 1430462), (184, 1399365), (198, 1300420), (207, 1243880), (220, 1170378), (230, 1119492), (242, 1063980), (253, 1017720), (257, 1001880), (264, 975315), (276, 932910), (330, 780252), (345, 746328), (360, 715231), (363, 709320), (396, 650210), (414, 621940), (440, 585189), (460, 559746), (484, 531990), (495, 520168), (506, 508860), (514, 500940), (552, 466455), (605, 425592), (660, 390126), (690, 373164), (726, 354660), (759, 339240), (771, 333960), (792, 325105), (828, 310970), (920, 279873), (968, 265995), (990, 260084), (1012, 254430), (1028, 250470), (1035, 248776), (1089, 236440), (1210, 212796), (1265, 203544), (1285, 200376), (1320, 195063), (1380, 186582), (1452, 177330), (1518, 169620), (1542, 166980), (1656, 155485), (1815, 141864), (1980, 130042), (2024, 127215), (2056, 125235), (2070, 124388), (2178, 118220), (2277, 113080), (2313, 111320), (2420, 106398), (2530, 101772), (2570, 100188), (2760, 93291), (2783, 92520), (2827, 91080), (2904, 88665), (3036, 84810), (3084, 83490), (3630, 70932), (3795, 67848), (3855, 66792), (3960, 65021), (4140, 62194), (4356, 59110), (4554, 56540), (4626, 55660), (4840, 53199), (5060, 50886), (5140, 50094), (5445, 47288), (5566, 46260), (5654, 45540), (5911, 43560), (6072, 42405), (6168, 41745), (7260, 35466), (7590, 33924), (7710, 33396), (8280, 31097), (8349, 30840), (8481, 30360), (8712, 29555), (9108, 28270), (9252, 27830), (10120, 25443), (10280, 25047), (10890, 23644), (11132, 23130), (11308, 22770), (11385, 22616), (11565, 22264), (11822, 21780), (13915, 18504), (14135, 18216), (14520, 17733), (15180, 16962), (15420, 16698)]