1256425560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:963

約数の個数: 256

約数和(自身を含む): 4557168000

約数和(自身を除く): 3300742440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 109, 117, 120, 130, 135, 156, 180, 195, 216, 218, 234, 260, 270, 312, 327, 351, 360, 390, 436, 468, 520, 540, 545, 585, 654, 702, 780, 821, 872, 936, 981, 1080, 1090, 1170, 1308, 1404, 1417, 1560, 1635, 1642, 1755, 1962, 2180, 2340, 2463, 2616, 2808, 2834, 2943, 3270, 3284, 3510, 3924, 4105, 4251, 4360, 4680, 4905, 4926, 5668, 5886, 6540, 6568, 7020, 7085, 7389, 7848, 8210, 8502, 9810, 9852, 10673, 11336, 11772, 12315, 12753, 13080, 14040, 14170, 14715, 14778, 16420, 17004, 19620, 19704, 21255, 21346, 22167, 23544, 24630, 25506, 28340, 29430, 29556, 32019, 32840, 34008, 36945, 38259, 39240, 42510, 42692, 44334, 49260, 51012, 53365, 56680, 58860, 59112, 63765, 64038, 73890, 76518, 85020, 85384, 88668, 89489, 96057, 98520, 102024, 106730, 110835, 117720, 127530, 128076, 147780, 153036, 160095, 170040, 177336, 178978, 191295, 192114, 213460, 221670, 255060, 256152, 268467, 288171, 295560, 306072, 320190, 357956, 382590, 384228, 426920, 443340, 447445, 480285, 510120, 536934, 576342, 640380, 715912, 765180, 768456, 805401, 886680, 894890, 960570, 1073868, 1152684, 1163357, 1280760, 1342335, 1440855, 1530360, 1610802, 1789780, 1921140, 2147736, 2305368, 2326714, 2416203, 2684670, 2881710, 3221604, 3490071, 3579560, 3842280, 4027005, 4653428, 4832406, 5369340, 5763420, 5816785, 6443208, 6980142, 8054010, 9306856, 9664812, 10470213, 10738680, 11526840, 11633570, 12081015, 13960284, 16108020, 17450355, 19329624, 20940426, 23267140, 24162030, 27920568, 31410639, 32216040, 34900710, 41880852, 46534280, 48324060, 52351065, 62821278, 69801420, 83761704, 96648120, 104702130, 125642556, 139602840, 157053195, 209404260, 251285112, 314106390, 418808520, 628212780, 1256425560]

約数ペア:

[(1, 1256425560), (2, 628212780), (3, 418808520), (4, 314106390), (5, 251285112), (6, 209404260), (8, 157053195), (9, 139602840), (10, 125642556), (12, 104702130), (13, 96648120), (15, 83761704), (18, 69801420), (20, 62821278), (24, 52351065), (26, 48324060), (27, 46534280), (30, 41880852), (36, 34900710), (39, 32216040), (40, 31410639), (45, 27920568), (52, 24162030), (54, 23267140), (60, 20940426), (65, 19329624), (72, 17450355), (78, 16108020), (90, 13960284), (104, 12081015), (108, 11633570), (109, 11526840), (117, 10738680), (120, 10470213), (130, 9664812), (135, 9306856), (156, 8054010), (180, 6980142), (195, 6443208), (216, 5816785), (218, 5763420), (234, 5369340), (260, 4832406), (270, 4653428), (312, 4027005), (327, 3842280), (351, 3579560), (360, 3490071), (390, 3221604), (436, 2881710), (468, 2684670), (520, 2416203), (540, 2326714), (545, 2305368), (585, 2147736), (654, 1921140), (702, 1789780), (780, 1610802), (821, 1530360), (872, 1440855), (936, 1342335), (981, 1280760), (1080, 1163357), (1090, 1152684), (1170, 1073868), (1308, 960570), (1404, 894890), (1417, 886680), (1560, 805401), (1635, 768456), (1642, 765180), (1755, 715912), (1962, 640380), (2180, 576342), (2340, 536934), (2463, 510120), (2616, 480285), (2808, 447445), (2834, 443340), (2943, 426920), (3270, 384228), (3284, 382590), (3510, 357956), (3924, 320190), (4105, 306072), (4251, 295560), (4360, 288171), (4680, 268467), (4905, 256152), (4926, 255060), (5668, 221670), (5886, 213460), (6540, 192114), (6568, 191295), (7020, 178978), (7085, 177336), (7389, 170040), (7848, 160095), (8210, 153036), (8502, 147780), (9810, 128076), (9852, 127530), (10673, 117720), (11336, 110835), (11772, 106730), (12315, 102024), (12753, 98520), (13080, 96057), (14040, 89489), (14170, 88668), (14715, 85384), (14778, 85020), (16420, 76518), (17004, 73890), (19620, 64038), (19704, 63765), (21255, 59112), (21346, 58860), (22167, 56680), (23544, 53365), (24630, 51012), (25506, 49260), (28340, 44334), (29430, 42692), (29556, 42510), (32019, 39240), (32840, 38259), (34008, 36945)]