390426400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:244

約数の個数: 288

約数和(自身を含む): 1217922048

約数和(自身を除く): 827495648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 100, 104, 112, 124, 130, 140, 155, 160, 173, 175, 182, 200, 208, 217, 224, 248, 260, 280, 310, 325, 346, 350, 364, 400, 403, 416, 434, 455, 496, 520, 560, 620, 650, 692, 700, 728, 775, 800, 806, 865, 868, 910, 992, 1040, 1085, 1120, 1211, 1240, 1300, 1384, 1400, 1456, 1550, 1612, 1730, 1736, 1820, 2015, 2080, 2170, 2249, 2275, 2422, 2480, 2600, 2768, 2800, 2821, 2912, 3100, 3224, 3460, 3472, 3640, 4030, 4325, 4340, 4498, 4550, 4844, 4960, 5200, 5363, 5425, 5536, 5600, 5642, 6055, 6200, 6448, 6920, 6944, 7280, 8060, 8650, 8680, 8996, 9100, 9688, 10075, 10400, 10726, 10850, 11245, 11284, 12110, 12400, 12896, 13840, 14105, 14560, 15743, 16120, 17300, 17360, 17992, 18200, 19376, 20150, 21452, 21700, 22490, 22568, 24220, 24800, 26815, 27680, 28210, 30275, 31486, 32240, 34600, 34720, 35984, 36400, 37541, 38752, 40300, 42904, 43400, 44980, 45136, 48440, 53630, 56225, 56420, 60550, 62972, 64480, 69200, 69719, 70525, 71968, 72800, 75082, 78715, 80600, 85808, 86800, 89960, 90272, 96880, 107260, 112450, 112840, 121100, 125944, 134075, 138400, 139438, 141050, 150164, 157430, 161200, 171616, 173600, 179920, 187705, 193760, 214520, 224900, 225680, 242200, 251888, 268150, 278876, 282100, 300328, 314860, 322400, 348595, 359840, 375410, 393575, 429040, 449800, 451360, 484400, 488033, 503776, 536300, 557752, 564200, 600656, 629720, 697190, 750820, 787150, 858080, 899600, 938525, 968800, 976066, 1072600, 1115504, 1128400, 1201312, 1259440, 1394380, 1501640, 1574300, 1742975, 1799200, 1877050, 1952132, 2145200, 2231008, 2256800, 2440165, 2518880, 2788760, 3003280, 3148600, 3485950, 3754100, 3904264, 4290400, 4880330, 5577520, 6006560, 6297200, 6971900, 7508200, 7808528, 9760660, 11155040, 12200825, 12594400, 13943800, 15016400, 15617056, 19521320, 24401650, 27887600, 30032800, 39042640, 48803300, 55775200, 78085280, 97606600, 195213200, 390426400]

約数ペア:

[(1, 390426400), (2, 195213200), (4, 97606600), (5, 78085280), (7, 55775200), (8, 48803300), (10, 39042640), (13, 30032800), (14, 27887600), (16, 24401650), (20, 19521320), (25, 15617056), (26, 15016400), (28, 13943800), (31, 12594400), (32, 12200825), (35, 11155040), (40, 9760660), (50, 7808528), (52, 7508200), (56, 6971900), (62, 6297200), (65, 6006560), (70, 5577520), (80, 4880330), (91, 4290400), (100, 3904264), (104, 3754100), (112, 3485950), (124, 3148600), (130, 3003280), (140, 2788760), (155, 2518880), (160, 2440165), (173, 2256800), (175, 2231008), (182, 2145200), (200, 1952132), (208, 1877050), (217, 1799200), (224, 1742975), (248, 1574300), (260, 1501640), (280, 1394380), (310, 1259440), (325, 1201312), (346, 1128400), (350, 1115504), (364, 1072600), (400, 976066), (403, 968800), (416, 938525), (434, 899600), (455, 858080), (496, 787150), (520, 750820), (560, 697190), (620, 629720), (650, 600656), (692, 564200), (700, 557752), (728, 536300), (775, 503776), (800, 488033), (806, 484400), (865, 451360), (868, 449800), (910, 429040), (992, 393575), (1040, 375410), (1085, 359840), (1120, 348595), (1211, 322400), (1240, 314860), (1300, 300328), (1384, 282100), (1400, 278876), (1456, 268150), (1550, 251888), (1612, 242200), (1730, 225680), (1736, 224900), (1820, 214520), (2015, 193760), (2080, 187705), (2170, 179920), (2249, 173600), (2275, 171616), (2422, 161200), (2480, 157430), (2600, 150164), (2768, 141050), (2800, 139438), (2821, 138400), (2912, 134075), (3100, 125944), (3224, 121100), (3460, 112840), (3472, 112450), (3640, 107260), (4030, 96880), (4325, 90272), (4340, 89960), (4498, 86800), (4550, 85808), (4844, 80600), (4960, 78715), (5200, 75082), (5363, 72800), (5425, 71968), (5536, 70525), (5600, 69719), (5642, 69200), (6055, 64480), (6200, 62972), (6448, 60550), (6920, 56420), (6944, 56225), (7280, 53630), (8060, 48440), (8650, 45136), (8680, 44980), (8996, 43400), (9100, 42904), (9688, 40300), (10075, 38752), (10400, 37541), (10726, 36400), (10850, 35984), (11245, 34720), (11284, 34600), (12110, 32240), (12400, 31486), (12896, 30275), (13840, 28210), (14105, 27680), (14560, 26815), (15743, 24800), (16120, 24220), (17300, 22568), (17360, 22490), (17992, 21700), (18200, 21452), (19376, 20150)]