121571280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 200

約数和(自身を含む): 429684552

約数和(自身を除く): 308113272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 73, 80, 81, 90, 108, 120, 135, 144, 146, 162, 180, 216, 219, 240, 257, 270, 292, 324, 360, 365, 405, 432, 438, 514, 540, 584, 648, 657, 720, 730, 771, 810, 876, 1028, 1080, 1095, 1168, 1285, 1296, 1314, 1460, 1542, 1620, 1752, 1971, 2056, 2160, 2190, 2313, 2570, 2628, 2920, 3084, 3240, 3285, 3504, 3855, 3942, 4112, 4380, 4626, 5140, 5256, 5840, 5913, 6168, 6480, 6570, 6939, 7710, 7884, 8760, 9252, 9855, 10280, 10512, 11565, 11826, 12336, 13140, 13878, 15420, 15768, 17520, 18504, 18761, 19710, 20560, 20817, 23130, 23652, 26280, 27756, 29565, 30840, 31536, 34695, 37008, 37522, 39420, 41634, 46260, 47304, 52560, 55512, 56283, 59130, 61680, 69390, 75044, 78840, 83268, 92520, 93805, 94608, 104085, 111024, 112566, 118260, 138780, 150088, 157680, 166536, 168849, 185040, 187610, 208170, 225132, 236520, 277560, 281415, 300176, 333072, 337698, 375220, 416340, 450264, 473040, 506547, 555120, 562830, 675396, 750440, 832680, 844245, 900528, 1013094, 1125660, 1350792, 1500880, 1519641, 1665360, 1688490, 2026188, 2251320, 2532735, 2701584, 3039282, 3376980, 4052376, 4502640, 5065470, 6078564, 6753960, 7598205, 8104752, 10130940, 12157128, 13507920, 15196410, 20261880, 24314256, 30392820, 40523760, 60785640, 121571280]

約数ペア:

[(1, 121571280), (2, 60785640), (3, 40523760), (4, 30392820), (5, 24314256), (6, 20261880), (8, 15196410), (9, 13507920), (10, 12157128), (12, 10130940), (15, 8104752), (16, 7598205), (18, 6753960), (20, 6078564), (24, 5065470), (27, 4502640), (30, 4052376), (36, 3376980), (40, 3039282), (45, 2701584), (48, 2532735), (54, 2251320), (60, 2026188), (72, 1688490), (73, 1665360), (80, 1519641), (81, 1500880), (90, 1350792), (108, 1125660), (120, 1013094), (135, 900528), (144, 844245), (146, 832680), (162, 750440), (180, 675396), (216, 562830), (219, 555120), (240, 506547), (257, 473040), (270, 450264), (292, 416340), (324, 375220), (360, 337698), (365, 333072), (405, 300176), (432, 281415), (438, 277560), (514, 236520), (540, 225132), (584, 208170), (648, 187610), (657, 185040), (720, 168849), (730, 166536), (771, 157680), (810, 150088), (876, 138780), (1028, 118260), (1080, 112566), (1095, 111024), (1168, 104085), (1285, 94608), (1296, 93805), (1314, 92520), (1460, 83268), (1542, 78840), (1620, 75044), (1752, 69390), (1971, 61680), (2056, 59130), (2160, 56283), (2190, 55512), (2313, 52560), (2570, 47304), (2628, 46260), (2920, 41634), (3084, 39420), (3240, 37522), (3285, 37008), (3504, 34695), (3855, 31536), (3942, 30840), (4112, 29565), (4380, 27756), (4626, 26280), (5140, 23652), (5256, 23130), (5840, 20817), (5913, 20560), (6168, 19710), (6480, 18761), (6570, 18504), (6939, 17520), (7710, 15768), (7884, 15420), (8760, 13878), (9252, 13140), (9855, 12336), (10280, 11826), (10512, 11565)]