263594240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 813152256

約数和(自身を除く): 549558016

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 73, 80, 91, 104, 112, 124, 128, 130, 140, 146, 155, 160, 182, 208, 217, 224, 248, 256, 260, 280, 292, 310, 320, 364, 365, 403, 416, 434, 448, 455, 496, 511, 520, 560, 584, 620, 640, 728, 730, 806, 832, 868, 896, 910, 949, 992, 1022, 1040, 1085, 1120, 1168, 1240, 1280, 1456, 1460, 1612, 1664, 1736, 1792, 1820, 1898, 1984, 2015, 2044, 2080, 2170, 2240, 2263, 2336, 2480, 2555, 2821, 2912, 2920, 3224, 3328, 3472, 3640, 3796, 3968, 4030, 4088, 4160, 4340, 4480, 4526, 4672, 4745, 4960, 5110, 5642, 5824, 5840, 6448, 6643, 6944, 7280, 7592, 7936, 8060, 8176, 8320, 8680, 8960, 9052, 9344, 9490, 9920, 10220, 11284, 11315, 11648, 11680, 12896, 13286, 13888, 14105, 14560, 15184, 15841, 16120, 16352, 16640, 17360, 18104, 18688, 18980, 19840, 20440, 22568, 22630, 23296, 23360, 25792, 26572, 27776, 28210, 29120, 29419, 30368, 31682, 32240, 32704, 33215, 34720, 36208, 37960, 39680, 40880, 45136, 45260, 46720, 51584, 53144, 55552, 56420, 58240, 58838, 60736, 63364, 64480, 65408, 66430, 69440, 72416, 75920, 79205, 81760, 90272, 90520, 93440, 103168, 106288, 112840, 116480, 117676, 121472, 126728, 128960, 130816, 132860, 138880, 144832, 147095, 151840, 158410, 163520, 180544, 181040, 205933, 212576, 225680, 235352, 242944, 253456, 257920, 265720, 277760, 289664, 294190, 303680, 316820, 327040, 361088, 362080, 411866, 425152, 451360, 470704, 506912, 515840, 531440, 579328, 588380, 607360, 633640, 654080, 722176, 724160, 823732, 850304, 902720, 941408, 1013824, 1029665, 1062880, 1176760, 1214720, 1267280, 1448320, 1647464, 1700608, 1805440, 1882816, 2027648, 2059330, 2125760, 2353520, 2534560, 2896640, 3294928, 3610880, 3765632, 4055296, 4118660, 4251520, 4707040, 5069120, 6589856, 7531264, 8237320, 8503040, 9414080, 10138240, 13179712, 16474640, 18828160, 20276480, 26359424, 32949280, 37656320, 52718848, 65898560, 131797120, 263594240]

約数ペア:

[(1, 263594240), (2, 131797120), (4, 65898560), (5, 52718848), (7, 37656320), (8, 32949280), (10, 26359424), (13, 20276480), (14, 18828160), (16, 16474640), (20, 13179712), (26, 10138240), (28, 9414080), (31, 8503040), (32, 8237320), (35, 7531264), (40, 6589856), (52, 5069120), (56, 4707040), (62, 4251520), (64, 4118660), (65, 4055296), (70, 3765632), (73, 3610880), (80, 3294928), (91, 2896640), (104, 2534560), (112, 2353520), (124, 2125760), (128, 2059330), (130, 2027648), (140, 1882816), (146, 1805440), (155, 1700608), (160, 1647464), (182, 1448320), (208, 1267280), (217, 1214720), (224, 1176760), (248, 1062880), (256, 1029665), (260, 1013824), (280, 941408), (292, 902720), (310, 850304), (320, 823732), (364, 724160), (365, 722176), (403, 654080), (416, 633640), (434, 607360), (448, 588380), (455, 579328), (496, 531440), (511, 515840), (520, 506912), (560, 470704), (584, 451360), (620, 425152), (640, 411866), (728, 362080), (730, 361088), (806, 327040), (832, 316820), (868, 303680), (896, 294190), (910, 289664), (949, 277760), (992, 265720), (1022, 257920), (1040, 253456), (1085, 242944), (1120, 235352), (1168, 225680), (1240, 212576), (1280, 205933), (1456, 181040), (1460, 180544), (1612, 163520), (1664, 158410), (1736, 151840), (1792, 147095), (1820, 144832), (1898, 138880), (1984, 132860), (2015, 130816), (2044, 128960), (2080, 126728), (2170, 121472), (2240, 117676), (2263, 116480), (2336, 112840), (2480, 106288), (2555, 103168), (2821, 93440), (2912, 90520), (2920, 90272), (3224, 81760), (3328, 79205), (3472, 75920), (3640, 72416), (3796, 69440), (3968, 66430), (4030, 65408), (4088, 64480), (4160, 63364), (4340, 60736), (4480, 58838), (4526, 58240), (4672, 56420), (4745, 55552), (4960, 53144), (5110, 51584), (5642, 46720), (5824, 45260), (5840, 45136), (6448, 40880), (6643, 39680), (6944, 37960), (7280, 36208), (7592, 34720), (7936, 33215), (8060, 32704), (8176, 32240), (8320, 31682), (8680, 30368), (8960, 29419), (9052, 29120), (9344, 28210), (9490, 27776), (9920, 26572), (10220, 25792), (11284, 23360), (11315, 23296), (11648, 22630), (11680, 22568), (12896, 20440), (13286, 19840), (13888, 18980), (14105, 18688), (14560, 18104), (15184, 17360), (15841, 16640), (16120, 16352)]