309705120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 240

約数和(自身を含む): 1141620480

約数和(自身を除く): 831915360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 240, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 540, 552, 621, 648, 690, 720, 736, 810, 828, 864, 920, 1035, 1039, 1080, 1104, 1242, 1296, 1380, 1440, 1620, 1656, 1840, 1863, 2070, 2078, 2160, 2208, 2484, 2592, 2760, 3105, 3117, 3240, 3312, 3680, 3726, 4140, 4156, 4320, 4968, 5195, 5520, 6210, 6234, 6480, 6624, 7452, 8280, 8312, 9315, 9351, 9936, 10390, 11040, 12420, 12468, 12960, 14904, 15585, 16560, 16624, 18630, 18702, 19872, 20780, 23897, 24840, 24936, 28053, 29808, 31170, 33120, 33248, 37260, 37404, 41560, 46755, 47794, 49680, 49872, 56106, 59616, 62340, 71691, 74520, 74808, 83120, 84159, 93510, 95588, 99360, 99744, 112212, 119485, 124680, 140265, 143382, 149040, 149616, 166240, 168318, 187020, 191176, 215073, 224424, 238970, 249360, 280530, 286764, 298080, 299232, 336636, 358455, 374040, 382352, 420795, 430146, 448848, 477940, 498720, 561060, 573528, 645219, 673272, 716910, 748080, 764704, 841590, 860292, 897696, 955880, 1075365, 1122120, 1147056, 1290438, 1346544, 1433820, 1496160, 1683180, 1720584, 1911760, 1935657, 2150730, 2244240, 2294112, 2580876, 2693088, 2867640, 3226095, 3366360, 3441168, 3823520, 3871314, 4301460, 4488480, 5161752, 5735280, 6452190, 6732720, 6882336, 7742628, 8602920, 9678285, 10323504, 11470560, 12904380, 13465440, 15485256, 17205840, 19356570, 20647008, 25808760, 30970512, 34411680, 38713140, 51617520, 61941024, 77426280, 103235040, 154852560, 309705120]

約数ペア:

[(1, 309705120), (2, 154852560), (3, 103235040), (4, 77426280), (5, 61941024), (6, 51617520), (8, 38713140), (9, 34411680), (10, 30970512), (12, 25808760), (15, 20647008), (16, 19356570), (18, 17205840), (20, 15485256), (23, 13465440), (24, 12904380), (27, 11470560), (30, 10323504), (32, 9678285), (36, 8602920), (40, 7742628), (45, 6882336), (46, 6732720), (48, 6452190), (54, 5735280), (60, 5161752), (69, 4488480), (72, 4301460), (80, 3871314), (81, 3823520), (90, 3441168), (92, 3366360), (96, 3226095), (108, 2867640), (115, 2693088), (120, 2580876), (135, 2294112), (138, 2244240), (144, 2150730), (160, 1935657), (162, 1911760), (180, 1720584), (184, 1683180), (207, 1496160), (216, 1433820), (230, 1346544), (240, 1290438), (270, 1147056), (276, 1122120), (288, 1075365), (324, 955880), (345, 897696), (360, 860292), (368, 841590), (405, 764704), (414, 748080), (432, 716910), (460, 673272), (480, 645219), (540, 573528), (552, 561060), (621, 498720), (648, 477940), (690, 448848), (720, 430146), (736, 420795), (810, 382352), (828, 374040), (864, 358455), (920, 336636), (1035, 299232), (1039, 298080), (1080, 286764), (1104, 280530), (1242, 249360), (1296, 238970), (1380, 224424), (1440, 215073), (1620, 191176), (1656, 187020), (1840, 168318), (1863, 166240), (2070, 149616), (2078, 149040), (2160, 143382), (2208, 140265), (2484, 124680), (2592, 119485), (2760, 112212), (3105, 99744), (3117, 99360), (3240, 95588), (3312, 93510), (3680, 84159), (3726, 83120), (4140, 74808), (4156, 74520), (4320, 71691), (4968, 62340), (5195, 59616), (5520, 56106), (6210, 49872), (6234, 49680), (6480, 47794), (6624, 46755), (7452, 41560), (8280, 37404), (8312, 37260), (9315, 33248), (9351, 33120), (9936, 31170), (10390, 29808), (11040, 28053), (12420, 24936), (12468, 24840), (12960, 23897), (14904, 20780), (15585, 19872), (16560, 18702), (16624, 18630)]