207245640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:692

約数の個数: 256

約数和(自身を含む): 786309120

約数和(自身を除く): 579063480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 23, 24, 28, 30, 34, 35, 40, 42, 46, 51, 56, 60, 68, 69, 70, 84, 85, 92, 102, 105, 115, 119, 120, 136, 138, 140, 161, 168, 170, 184, 204, 210, 230, 238, 255, 276, 280, 322, 340, 345, 357, 391, 408, 420, 460, 476, 483, 510, 552, 595, 631, 644, 680, 690, 714, 782, 805, 840, 920, 952, 966, 1020, 1173, 1190, 1262, 1288, 1380, 1428, 1564, 1610, 1785, 1893, 1932, 1955, 2040, 2346, 2380, 2415, 2524, 2737, 2760, 2856, 3128, 3155, 3220, 3570, 3786, 3864, 3910, 4417, 4692, 4760, 4830, 5048, 5474, 5865, 6310, 6440, 7140, 7572, 7820, 8211, 8834, 9384, 9465, 9660, 10727, 10948, 11730, 12620, 13251, 13685, 14280, 14513, 15144, 15640, 16422, 17668, 18930, 19320, 21454, 21896, 22085, 23460, 25240, 26502, 27370, 29026, 32181, 32844, 35336, 37860, 41055, 42908, 43539, 44170, 46920, 53004, 53635, 54740, 58052, 64362, 65688, 66255, 72565, 75089, 75720, 82110, 85816, 87078, 88340, 101591, 106008, 107270, 109480, 116104, 128724, 132510, 145130, 150178, 160905, 164220, 174156, 176680, 203182, 214540, 217695, 225267, 246721, 257448, 265020, 290260, 300356, 304773, 321810, 328440, 348312, 375445, 406364, 429080, 435390, 450534, 493442, 507955, 530040, 580520, 600712, 609546, 643620, 740163, 750890, 812728, 870780, 901068, 986884, 1015910, 1126335, 1219092, 1233605, 1287240, 1480326, 1501780, 1523865, 1727047, 1741560, 1802136, 1973768, 2031820, 2252670, 2438184, 2467210, 2960652, 3003560, 3047730, 3454094, 3700815, 4063640, 4505340, 4934420, 5181141, 5921304, 6095460, 6908188, 7401630, 8635235, 9010680, 9868840, 10362282, 12190920, 13816376, 14803260, 17270470, 20724564, 25905705, 29606520, 34540940, 41449128, 51811410, 69081880, 103622820, 207245640]

約数ペア:

[(1, 207245640), (2, 103622820), (3, 69081880), (4, 51811410), (5, 41449128), (6, 34540940), (7, 29606520), (8, 25905705), (10, 20724564), (12, 17270470), (14, 14803260), (15, 13816376), (17, 12190920), (20, 10362282), (21, 9868840), (23, 9010680), (24, 8635235), (28, 7401630), (30, 6908188), (34, 6095460), (35, 5921304), (40, 5181141), (42, 4934420), (46, 4505340), (51, 4063640), (56, 3700815), (60, 3454094), (68, 3047730), (69, 3003560), (70, 2960652), (84, 2467210), (85, 2438184), (92, 2252670), (102, 2031820), (105, 1973768), (115, 1802136), (119, 1741560), (120, 1727047), (136, 1523865), (138, 1501780), (140, 1480326), (161, 1287240), (168, 1233605), (170, 1219092), (184, 1126335), (204, 1015910), (210, 986884), (230, 901068), (238, 870780), (255, 812728), (276, 750890), (280, 740163), (322, 643620), (340, 609546), (345, 600712), (357, 580520), (391, 530040), (408, 507955), (420, 493442), (460, 450534), (476, 435390), (483, 429080), (510, 406364), (552, 375445), (595, 348312), (631, 328440), (644, 321810), (680, 304773), (690, 300356), (714, 290260), (782, 265020), (805, 257448), (840, 246721), (920, 225267), (952, 217695), (966, 214540), (1020, 203182), (1173, 176680), (1190, 174156), (1262, 164220), (1288, 160905), (1380, 150178), (1428, 145130), (1564, 132510), (1610, 128724), (1785, 116104), (1893, 109480), (1932, 107270), (1955, 106008), (2040, 101591), (2346, 88340), (2380, 87078), (2415, 85816), (2524, 82110), (2737, 75720), (2760, 75089), (2856, 72565), (3128, 66255), (3155, 65688), (3220, 64362), (3570, 58052), (3786, 54740), (3864, 53635), (3910, 53004), (4417, 46920), (4692, 44170), (4760, 43539), (4830, 42908), (5048, 41055), (5474, 37860), (5865, 35336), (6310, 32844), (6440, 32181), (7140, 29026), (7572, 27370), (7820, 26502), (8211, 25240), (8834, 23460), (9384, 22085), (9465, 21896), (9660, 21454), (10727, 19320), (10948, 18930), (11730, 17668), (12620, 16422), (13251, 15640), (13685, 15144), (14280, 14513)]