243617920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 740275200

約数和(自身を除く): 496657280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 47, 52, 56, 64, 65, 70, 80, 89, 91, 94, 104, 112, 128, 130, 140, 160, 178, 182, 188, 208, 224, 235, 260, 280, 320, 329, 356, 364, 376, 416, 445, 448, 455, 470, 520, 560, 611, 623, 640, 658, 712, 728, 752, 832, 890, 896, 910, 940, 1040, 1120, 1157, 1222, 1246, 1316, 1424, 1456, 1504, 1645, 1664, 1780, 1820, 1880, 2080, 2240, 2314, 2444, 2492, 2632, 2848, 2912, 3008, 3055, 3115, 3290, 3560, 3640, 3760, 4160, 4183, 4277, 4480, 4628, 4888, 4984, 5264, 5696, 5785, 5824, 6016, 6110, 6230, 6580, 7120, 7280, 7520, 8099, 8320, 8366, 8554, 9256, 9776, 9968, 10528, 11392, 11570, 11648, 12220, 12460, 13160, 14240, 14560, 15040, 16198, 16732, 17108, 18512, 19552, 19936, 20915, 21056, 21385, 23140, 24440, 24920, 26320, 28480, 29120, 29281, 30080, 32396, 33464, 34216, 37024, 39104, 39872, 40495, 41830, 42112, 42770, 46280, 48880, 49840, 52640, 54379, 56960, 58240, 58562, 64792, 66928, 68432, 74048, 78208, 79744, 80990, 83660, 85540, 92560, 97760, 99680, 105280, 108758, 117124, 129584, 133856, 136864, 146405, 148096, 161980, 167320, 171080, 185120, 195520, 199360, 210560, 217516, 234248, 259168, 267712, 271895, 273728, 292810, 323960, 334640, 342160, 370240, 380653, 391040, 398720, 435032, 468496, 518336, 535424, 543790, 547456, 585620, 647920, 669280, 684320, 740480, 761306, 870064, 936992, 1036672, 1087580, 1171240, 1295840, 1338560, 1368640, 1522612, 1740128, 1873984, 1903265, 2175160, 2342480, 2591680, 2677120, 2737280, 3045224, 3480256, 3747968, 3806530, 4350320, 4684960, 5183360, 6090448, 6960512, 7613060, 8700640, 9369920, 12180896, 15226120, 17401280, 18739840, 24361792, 30452240, 34802560, 48723584, 60904480, 121808960, 243617920]

約数ペア:

[(1, 243617920), (2, 121808960), (4, 60904480), (5, 48723584), (7, 34802560), (8, 30452240), (10, 24361792), (13, 18739840), (14, 17401280), (16, 15226120), (20, 12180896), (26, 9369920), (28, 8700640), (32, 7613060), (35, 6960512), (40, 6090448), (47, 5183360), (52, 4684960), (56, 4350320), (64, 3806530), (65, 3747968), (70, 3480256), (80, 3045224), (89, 2737280), (91, 2677120), (94, 2591680), (104, 2342480), (112, 2175160), (128, 1903265), (130, 1873984), (140, 1740128), (160, 1522612), (178, 1368640), (182, 1338560), (188, 1295840), (208, 1171240), (224, 1087580), (235, 1036672), (260, 936992), (280, 870064), (320, 761306), (329, 740480), (356, 684320), (364, 669280), (376, 647920), (416, 585620), (445, 547456), (448, 543790), (455, 535424), (470, 518336), (520, 468496), (560, 435032), (611, 398720), (623, 391040), (640, 380653), (658, 370240), (712, 342160), (728, 334640), (752, 323960), (832, 292810), (890, 273728), (896, 271895), (910, 267712), (940, 259168), (1040, 234248), (1120, 217516), (1157, 210560), (1222, 199360), (1246, 195520), (1316, 185120), (1424, 171080), (1456, 167320), (1504, 161980), (1645, 148096), (1664, 146405), (1780, 136864), (1820, 133856), (1880, 129584), (2080, 117124), (2240, 108758), (2314, 105280), (2444, 99680), (2492, 97760), (2632, 92560), (2848, 85540), (2912, 83660), (3008, 80990), (3055, 79744), (3115, 78208), (3290, 74048), (3560, 68432), (3640, 66928), (3760, 64792), (4160, 58562), (4183, 58240), (4277, 56960), (4480, 54379), (4628, 52640), (4888, 49840), (4984, 48880), (5264, 46280), (5696, 42770), (5785, 42112), (5824, 41830), (6016, 40495), (6110, 39872), (6230, 39104), (6580, 37024), (7120, 34216), (7280, 33464), (7520, 32396), (8099, 30080), (8320, 29281), (8366, 29120), (8554, 28480), (9256, 26320), (9776, 24920), (9968, 24440), (10528, 23140), (11392, 21385), (11570, 21056), (11648, 20915), (12220, 19936), (12460, 19552), (13160, 18512), (14240, 17108), (14560, 16732), (15040, 16198)]