290487360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 224

約数和(自身を含む): 978481152

約数和(自身を除く): 687993792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 64, 80, 86, 93, 96, 120, 124, 129, 155, 160, 172, 186, 192, 215, 227, 240, 248, 258, 310, 320, 344, 372, 430, 454, 465, 480, 496, 516, 620, 645, 681, 688, 744, 860, 908, 930, 960, 992, 1032, 1135, 1240, 1290, 1333, 1362, 1376, 1488, 1720, 1816, 1860, 1984, 2064, 2270, 2480, 2580, 2666, 2724, 2752, 2976, 3405, 3440, 3632, 3720, 3999, 4128, 4540, 4960, 5160, 5332, 5448, 5952, 6665, 6810, 6880, 7037, 7264, 7440, 7998, 8256, 9080, 9761, 9920, 10320, 10664, 10896, 13330, 13620, 13760, 14074, 14528, 14880, 15996, 18160, 19522, 19995, 20640, 21111, 21328, 21792, 26660, 27240, 28148, 29283, 29760, 31992, 35185, 36320, 39044, 39990, 41280, 42222, 42656, 43584, 48805, 53320, 54480, 56296, 58566, 63984, 70370, 72640, 78088, 79980, 84444, 85312, 97610, 105555, 106640, 108960, 112592, 117132, 127968, 140740, 146415, 156176, 159960, 168888, 195220, 211110, 213280, 217920, 225184, 234264, 255936, 281480, 292830, 302591, 312352, 319920, 337776, 390440, 422220, 426560, 450368, 468528, 562960, 585660, 605182, 624704, 639840, 675552, 780880, 844440, 907773, 937056, 1125920, 1171320, 1210364, 1279680, 1351104, 1512955, 1561760, 1688880, 1815546, 1874112, 2251840, 2342640, 2420728, 3025910, 3123520, 3377760, 3631092, 4538865, 4685280, 4841456, 6051820, 6755520, 7262184, 9077730, 9370560, 9682912, 12103640, 14524368, 18155460, 19365824, 24207280, 29048736, 36310920, 48414560, 58097472, 72621840, 96829120, 145243680, 290487360]

約数ペア:

[(1, 290487360), (2, 145243680), (3, 96829120), (4, 72621840), (5, 58097472), (6, 48414560), (8, 36310920), (10, 29048736), (12, 24207280), (15, 19365824), (16, 18155460), (20, 14524368), (24, 12103640), (30, 9682912), (31, 9370560), (32, 9077730), (40, 7262184), (43, 6755520), (48, 6051820), (60, 4841456), (62, 4685280), (64, 4538865), (80, 3631092), (86, 3377760), (93, 3123520), (96, 3025910), (120, 2420728), (124, 2342640), (129, 2251840), (155, 1874112), (160, 1815546), (172, 1688880), (186, 1561760), (192, 1512955), (215, 1351104), (227, 1279680), (240, 1210364), (248, 1171320), (258, 1125920), (310, 937056), (320, 907773), (344, 844440), (372, 780880), (430, 675552), (454, 639840), (465, 624704), (480, 605182), (496, 585660), (516, 562960), (620, 468528), (645, 450368), (681, 426560), (688, 422220), (744, 390440), (860, 337776), (908, 319920), (930, 312352), (960, 302591), (992, 292830), (1032, 281480), (1135, 255936), (1240, 234264), (1290, 225184), (1333, 217920), (1362, 213280), (1376, 211110), (1488, 195220), (1720, 168888), (1816, 159960), (1860, 156176), (1984, 146415), (2064, 140740), (2270, 127968), (2480, 117132), (2580, 112592), (2666, 108960), (2724, 106640), (2752, 105555), (2976, 97610), (3405, 85312), (3440, 84444), (3632, 79980), (3720, 78088), (3999, 72640), (4128, 70370), (4540, 63984), (4960, 58566), (5160, 56296), (5332, 54480), (5448, 53320), (5952, 48805), (6665, 43584), (6810, 42656), (6880, 42222), (7037, 41280), (7264, 39990), (7440, 39044), (7998, 36320), (8256, 35185), (9080, 31992), (9761, 29760), (9920, 29283), (10320, 28148), (10664, 27240), (10896, 26660), (13330, 21792), (13620, 21328), (13760, 21111), (14074, 20640), (14528, 19995), (14880, 19522), (15996, 18160)]