399118720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 384

約数和(自身を含む): 1318615200

約数和(自身を除く): 919496480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 49, 52, 55, 56, 64, 65, 70, 77, 80, 88, 89, 91, 98, 104, 110, 112, 128, 130, 140, 143, 154, 160, 176, 178, 182, 196, 208, 220, 224, 245, 260, 280, 286, 308, 320, 352, 356, 364, 385, 392, 416, 440, 445, 448, 455, 490, 520, 539, 560, 572, 616, 623, 637, 640, 704, 712, 715, 728, 770, 784, 832, 880, 890, 896, 910, 979, 980, 1001, 1040, 1078, 1120, 1144, 1157, 1232, 1246, 1274, 1408, 1424, 1430, 1456, 1540, 1568, 1664, 1760, 1780, 1820, 1958, 1960, 2002, 2080, 2156, 2240, 2288, 2314, 2464, 2492, 2548, 2695, 2848, 2860, 2912, 3080, 3115, 3136, 3185, 3520, 3560, 3640, 3916, 3920, 4004, 4160, 4312, 4361, 4480, 4576, 4628, 4895, 4928, 4984, 5005, 5096, 5390, 5696, 5720, 5785, 5824, 6160, 6230, 6272, 6370, 6853, 7007, 7040, 7120, 7280, 7832, 7840, 8008, 8099, 8320, 8624, 8722, 9152, 9256, 9790, 9856, 9968, 10010, 10192, 10780, 11392, 11440, 11570, 11648, 12320, 12460, 12727, 12740, 13706, 14014, 14240, 14560, 15664, 15680, 16016, 16198, 17248, 17444, 18304, 18512, 19580, 19936, 20020, 20384, 21560, 21805, 22880, 23140, 24640, 24920, 25454, 25480, 27412, 28028, 28480, 29120, 31328, 31360, 32032, 32396, 34265, 34496, 34888, 35035, 37024, 39160, 39872, 40040, 40495, 40768, 43120, 43610, 45760, 46280, 47971, 49280, 49840, 50908, 50960, 54824, 56056, 56693, 56960, 58240, 62656, 63635, 64064, 64792, 68530, 68992, 69776, 70070, 74048, 78320, 79744, 80080, 80990, 81536, 86240, 87220, 89089, 91520, 92560, 95942, 99680, 101816, 101920, 109648, 112112, 113386, 125312, 127270, 128128, 129584, 137060, 139552, 140140, 148096, 156640, 160160, 161980, 172480, 174440, 178178, 185120, 191884, 199360, 203632, 203840, 219296, 224224, 226772, 239855, 254540, 259168, 274120, 279104, 280280, 283465, 313280, 320320, 323960, 344960, 348880, 356356, 370240, 383768, 398720, 407264, 407680, 438592, 445445, 448448, 453544, 479710, 509080, 518336, 548240, 558208, 560560, 566930, 623623, 626560, 640640, 647920, 697760, 712712, 740480, 767536, 814528, 877184, 890890, 896896, 907088, 959420, 1018160, 1036672, 1096480, 1121120, 1133860, 1247246, 1295840, 1395520, 1425424, 1535072, 1629056, 1781780, 1814176, 1918840, 2036320, 2192960, 2242240, 2267720, 2494492, 2591680, 2791040, 2850848, 3070144, 3118115, 3563560, 3628352, 3837680, 4072640, 4385920, 4484480, 4535440, 4988984, 5183360, 5701696, 6140288, 6236230, 7127120, 7256704, 7675360, 8145280, 9070880, 9977968, 11403392, 12472460, 14254240, 15350720, 18141760, 19955936, 24944920, 28508480, 30701440, 36283520, 39911872, 49889840, 57016960, 79823744, 99779680, 199559360, 399118720]

約数ペア:

[(1, 399118720), (2, 199559360), (4, 99779680), (5, 79823744), (7, 57016960), (8, 49889840), (10, 39911872), (11, 36283520), (13, 30701440), (14, 28508480), (16, 24944920), (20, 19955936), (22, 18141760), (26, 15350720), (28, 14254240), (32, 12472460), (35, 11403392), (40, 9977968), (44, 9070880), (49, 8145280), (52, 7675360), (55, 7256704), (56, 7127120), (64, 6236230), (65, 6140288), (70, 5701696), (77, 5183360), (80, 4988984), (88, 4535440), (89, 4484480), (91, 4385920), (98, 4072640), (104, 3837680), (110, 3628352), (112, 3563560), (128, 3118115), (130, 3070144), (140, 2850848), (143, 2791040), (154, 2591680), (160, 2494492), (176, 2267720), (178, 2242240), (182, 2192960), (196, 2036320), (208, 1918840), (220, 1814176), (224, 1781780), (245, 1629056), (260, 1535072), (280, 1425424), (286, 1395520), (308, 1295840), (320, 1247246), (352, 1133860), (356, 1121120), (364, 1096480), (385, 1036672), (392, 1018160), (416, 959420), (440, 907088), (445, 896896), (448, 890890), (455, 877184), (490, 814528), (520, 767536), (539, 740480), (560, 712712), (572, 697760), (616, 647920), (623, 640640), (637, 626560), (640, 623623), (704, 566930), (712, 560560), (715, 558208), (728, 548240), (770, 518336), (784, 509080), (832, 479710), (880, 453544), (890, 448448), (896, 445445), (910, 438592), (979, 407680), (980, 407264), (1001, 398720), (1040, 383768), (1078, 370240), (1120, 356356), (1144, 348880), (1157, 344960), (1232, 323960), (1246, 320320), (1274, 313280), (1408, 283465), (1424, 280280), (1430, 279104), (1456, 274120), (1540, 259168), (1568, 254540), (1664, 239855), (1760, 226772), (1780, 224224), (1820, 219296), (1958, 203840), (1960, 203632), (2002, 199360), (2080, 191884), (2156, 185120), (2240, 178178), (2288, 174440), (2314, 172480), (2464, 161980), (2492, 160160), (2548, 156640), (2695, 148096), (2848, 140140), (2860, 139552), (2912, 137060), (3080, 129584), (3115, 128128), (3136, 127270), (3185, 125312), (3520, 113386), (3560, 112112), (3640, 109648), (3916, 101920), (3920, 101816), (4004, 99680), (4160, 95942), (4312, 92560), (4361, 91520), (4480, 89089), (4576, 87220), (4628, 86240), (4895, 81536), (4928, 80990), (4984, 80080), (5005, 79744), (5096, 78320), (5390, 74048), (5696, 70070), (5720, 69776), (5785, 68992), (5824, 68530), (6160, 64792), (6230, 64064), (6272, 63635), (6370, 62656), (6853, 58240), (7007, 56960), (7040, 56693), (7120, 56056), (7280, 54824), (7832, 50960), (7840, 50908), (8008, 49840), (8099, 49280), (8320, 47971), (8624, 46280), (8722, 45760), (9152, 43610), (9256, 43120), (9790, 40768), (9856, 40495), (9968, 40040), (10010, 39872), (10192, 39160), (10780, 37024), (11392, 35035), (11440, 34888), (11570, 34496), (11648, 34265), (12320, 32396), (12460, 32032), (12727, 31360), (12740, 31328), (13706, 29120), (14014, 28480), (14240, 28028), (14560, 27412), (15664, 25480), (15680, 25454), (16016, 24920), (16198, 24640), (17248, 23140), (17444, 22880), (18304, 21805), (18512, 21560), (19580, 20384), (19936, 20020)]