397631360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 256

約数和(自身を含む): 1205591040

約数和(自身を除く): 807959680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 64, 68, 70, 80, 85, 92, 112, 115, 119, 128, 136, 140, 160, 161, 170, 184, 224, 227, 230, 238, 272, 280, 320, 322, 340, 368, 391, 448, 454, 460, 476, 544, 560, 595, 640, 644, 680, 736, 782, 805, 896, 908, 920, 952, 1088, 1120, 1135, 1190, 1288, 1360, 1472, 1564, 1589, 1610, 1816, 1840, 1904, 1955, 2176, 2240, 2270, 2380, 2576, 2720, 2737, 2944, 3128, 3178, 3220, 3632, 3680, 3808, 3859, 3910, 4480, 4540, 4760, 5152, 5221, 5440, 5474, 6256, 6356, 6440, 7264, 7360, 7616, 7718, 7820, 7945, 9080, 9520, 10304, 10442, 10880, 10948, 12512, 12712, 12880, 13685, 14528, 14720, 15232, 15436, 15640, 15890, 18160, 19040, 19295, 20608, 20884, 21896, 25024, 25424, 25760, 26105, 27013, 27370, 29056, 30872, 31280, 31780, 36320, 36547, 38080, 38590, 41768, 43792, 50048, 50848, 51520, 52210, 54026, 54740, 61744, 62560, 63560, 72640, 73094, 76160, 77180, 83536, 87584, 88757, 101696, 103040, 104420, 108052, 109480, 123488, 125120, 127120, 135065, 145280, 146188, 154360, 167072, 175168, 177514, 182735, 203392, 208840, 216104, 218960, 246976, 250240, 254240, 270130, 292376, 308720, 334144, 350336, 355028, 365470, 417680, 432208, 437920, 443785, 493952, 508480, 540260, 584752, 617440, 621299, 668288, 710056, 730940, 835360, 864416, 875840, 887570, 1016960, 1080520, 1169504, 1234880, 1242598, 1420112, 1461880, 1670720, 1728832, 1751680, 1775140, 2161040, 2339008, 2469760, 2485196, 2840224, 2923760, 3106495, 3341440, 3457664, 3550280, 4322080, 4678016, 4970392, 5680448, 5847520, 6212990, 7100560, 8644160, 9940784, 11360896, 11695040, 12425980, 14201120, 17288320, 19881568, 23390080, 24851960, 28402240, 39763136, 49703920, 56804480, 79526272, 99407840, 198815680, 397631360]

約数ペア:

[(1, 397631360), (2, 198815680), (4, 99407840), (5, 79526272), (7, 56804480), (8, 49703920), (10, 39763136), (14, 28402240), (16, 24851960), (17, 23390080), (20, 19881568), (23, 17288320), (28, 14201120), (32, 12425980), (34, 11695040), (35, 11360896), (40, 9940784), (46, 8644160), (56, 7100560), (64, 6212990), (68, 5847520), (70, 5680448), (80, 4970392), (85, 4678016), (92, 4322080), (112, 3550280), (115, 3457664), (119, 3341440), (128, 3106495), (136, 2923760), (140, 2840224), (160, 2485196), (161, 2469760), (170, 2339008), (184, 2161040), (224, 1775140), (227, 1751680), (230, 1728832), (238, 1670720), (272, 1461880), (280, 1420112), (320, 1242598), (322, 1234880), (340, 1169504), (368, 1080520), (391, 1016960), (448, 887570), (454, 875840), (460, 864416), (476, 835360), (544, 730940), (560, 710056), (595, 668288), (640, 621299), (644, 617440), (680, 584752), (736, 540260), (782, 508480), (805, 493952), (896, 443785), (908, 437920), (920, 432208), (952, 417680), (1088, 365470), (1120, 355028), (1135, 350336), (1190, 334144), (1288, 308720), (1360, 292376), (1472, 270130), (1564, 254240), (1589, 250240), (1610, 246976), (1816, 218960), (1840, 216104), (1904, 208840), (1955, 203392), (2176, 182735), (2240, 177514), (2270, 175168), (2380, 167072), (2576, 154360), (2720, 146188), (2737, 145280), (2944, 135065), (3128, 127120), (3178, 125120), (3220, 123488), (3632, 109480), (3680, 108052), (3808, 104420), (3859, 103040), (3910, 101696), (4480, 88757), (4540, 87584), (4760, 83536), (5152, 77180), (5221, 76160), (5440, 73094), (5474, 72640), (6256, 63560), (6356, 62560), (6440, 61744), (7264, 54740), (7360, 54026), (7616, 52210), (7718, 51520), (7820, 50848), (7945, 50048), (9080, 43792), (9520, 41768), (10304, 38590), (10442, 38080), (10880, 36547), (10948, 36320), (12512, 31780), (12712, 31280), (12880, 30872), (13685, 29056), (14528, 27370), (14720, 27013), (15232, 26105), (15436, 25760), (15640, 25424), (15890, 25024), (18160, 21896), (19040, 20884), (19295, 20608)]