260404560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 240

約数和(自身を含む): 965188224

約数和(自身を除く): 704783664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 43, 45, 48, 52, 60, 65, 72, 78, 80, 86, 90, 104, 117, 120, 129, 130, 144, 156, 172, 180, 195, 208, 215, 234, 240, 258, 260, 312, 344, 360, 387, 390, 430, 468, 516, 520, 559, 585, 624, 645, 647, 688, 720, 774, 780, 860, 936, 1032, 1040, 1118, 1170, 1290, 1294, 1548, 1560, 1677, 1720, 1872, 1935, 1941, 2064, 2236, 2340, 2580, 2588, 2795, 3096, 3120, 3235, 3354, 3440, 3870, 3882, 4472, 4680, 5031, 5160, 5176, 5590, 5823, 6192, 6470, 6708, 7740, 7764, 8385, 8411, 8944, 9360, 9705, 10062, 10320, 10352, 11180, 11646, 12940, 13416, 15480, 15528, 16770, 16822, 19410, 20124, 22360, 23292, 25155, 25233, 25880, 26832, 27821, 29115, 30960, 31056, 33540, 33644, 38820, 40248, 42055, 44720, 46584, 50310, 50466, 51760, 55642, 58230, 67080, 67288, 75699, 77640, 80496, 83463, 84110, 93168, 100620, 100932, 111284, 116460, 126165, 134160, 134576, 139105, 151398, 155280, 166926, 168220, 201240, 201864, 222568, 232920, 250389, 252330, 278210, 302796, 333852, 336440, 361673, 378495, 402480, 403728, 417315, 445136, 465840, 500778, 504660, 556420, 605592, 667704, 672880, 723346, 756990, 834630, 1001556, 1009320, 1085019, 1112840, 1211184, 1251945, 1335408, 1446692, 1513980, 1669260, 1808365, 2003112, 2018640, 2170038, 2225680, 2503890, 2893384, 3027960, 3255057, 3338520, 3616730, 4006224, 4340076, 5007780, 5425095, 5786768, 6055920, 6510114, 6677040, 7233460, 8680152, 10015560, 10850190, 13020228, 14466920, 16275285, 17360304, 20031120, 21700380, 26040456, 28933840, 32550570, 43400760, 52080912, 65101140, 86801520, 130202280, 260404560]

約数ペア:

[(1, 260404560), (2, 130202280), (3, 86801520), (4, 65101140), (5, 52080912), (6, 43400760), (8, 32550570), (9, 28933840), (10, 26040456), (12, 21700380), (13, 20031120), (15, 17360304), (16, 16275285), (18, 14466920), (20, 13020228), (24, 10850190), (26, 10015560), (30, 8680152), (36, 7233460), (39, 6677040), (40, 6510114), (43, 6055920), (45, 5786768), (48, 5425095), (52, 5007780), (60, 4340076), (65, 4006224), (72, 3616730), (78, 3338520), (80, 3255057), (86, 3027960), (90, 2893384), (104, 2503890), (117, 2225680), (120, 2170038), (129, 2018640), (130, 2003112), (144, 1808365), (156, 1669260), (172, 1513980), (180, 1446692), (195, 1335408), (208, 1251945), (215, 1211184), (234, 1112840), (240, 1085019), (258, 1009320), (260, 1001556), (312, 834630), (344, 756990), (360, 723346), (387, 672880), (390, 667704), (430, 605592), (468, 556420), (516, 504660), (520, 500778), (559, 465840), (585, 445136), (624, 417315), (645, 403728), (647, 402480), (688, 378495), (720, 361673), (774, 336440), (780, 333852), (860, 302796), (936, 278210), (1032, 252330), (1040, 250389), (1118, 232920), (1170, 222568), (1290, 201864), (1294, 201240), (1548, 168220), (1560, 166926), (1677, 155280), (1720, 151398), (1872, 139105), (1935, 134576), (1941, 134160), (2064, 126165), (2236, 116460), (2340, 111284), (2580, 100932), (2588, 100620), (2795, 93168), (3096, 84110), (3120, 83463), (3235, 80496), (3354, 77640), (3440, 75699), (3870, 67288), (3882, 67080), (4472, 58230), (4680, 55642), (5031, 51760), (5160, 50466), (5176, 50310), (5590, 46584), (5823, 44720), (6192, 42055), (6470, 40248), (6708, 38820), (7740, 33644), (7764, 33540), (8385, 31056), (8411, 30960), (8944, 29115), (9360, 27821), (9705, 26832), (10062, 25880), (10320, 25233), (10352, 25155), (11180, 23292), (11646, 22360), (12940, 20124), (13416, 19410), (15480, 16822), (15528, 16770)]