128987040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2953}}^1$

素因数の和:2991

約数の個数: 192

約数和(自身を含む): 500242176

約数和(自身を除く): 371255136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 2953, 3120, 3360, 3640, 4368, 5460, 5906, 6240, 7280, 8736, 8859, 10920, 11812, 14560, 14765, 17718, 20671, 21840, 23624, 29530, 35436, 38389, 41342, 43680, 44295, 47248, 59060, 62013, 70872, 76778, 82684, 88590, 94496, 103355, 115167, 118120, 124026, 141744, 153556, 165368, 177180, 191945, 206710, 230334, 236240, 248052, 268723, 283488, 307112, 310065, 330736, 354360, 383890, 413420, 460668, 472480, 496104, 537446, 575835, 614224, 620130, 661472, 708720, 767780, 806169, 826840, 921336, 992208, 1074892, 1151670, 1228448, 1240260, 1343615, 1417440, 1535560, 1612338, 1653680, 1842672, 1984416, 2149784, 2303340, 2480520, 2687230, 3071120, 3224676, 3307360, 3685344, 4030845, 4299568, 4606680, 4961040, 5374460, 6142240, 6449352, 8061690, 8599136, 9213360, 9922080, 10748920, 12898704, 16123380, 18426720, 21497840, 25797408, 32246760, 42995680, 64493520, 128987040]

約数ペア:

[(1, 128987040), (2, 64493520), (3, 42995680), (4, 32246760), (5, 25797408), (6, 21497840), (7, 18426720), (8, 16123380), (10, 12898704), (12, 10748920), (13, 9922080), (14, 9213360), (15, 8599136), (16, 8061690), (20, 6449352), (21, 6142240), (24, 5374460), (26, 4961040), (28, 4606680), (30, 4299568), (32, 4030845), (35, 3685344), (39, 3307360), (40, 3224676), (42, 3071120), (48, 2687230), (52, 2480520), (56, 2303340), (60, 2149784), (65, 1984416), (70, 1842672), (78, 1653680), (80, 1612338), (84, 1535560), (91, 1417440), (96, 1343615), (104, 1240260), (105, 1228448), (112, 1151670), (120, 1074892), (130, 992208), (140, 921336), (156, 826840), (160, 806169), (168, 767780), (182, 708720), (195, 661472), (208, 620130), (210, 614224), (224, 575835), (240, 537446), (260, 496104), (273, 472480), (280, 460668), (312, 413420), (336, 383890), (364, 354360), (390, 330736), (416, 310065), (420, 307112), (455, 283488), (480, 268723), (520, 248052), (546, 236240), (560, 230334), (624, 206710), (672, 191945), (728, 177180), (780, 165368), (840, 153556), (910, 141744), (1040, 124026), (1092, 118120), (1120, 115167), (1248, 103355), (1365, 94496), (1456, 88590), (1560, 82684), (1680, 76778), (1820, 70872), (2080, 62013), (2184, 59060), (2730, 47248), (2912, 44295), (2953, 43680), (3120, 41342), (3360, 38389), (3640, 35436), (4368, 29530), (5460, 23624), (5906, 21840), (6240, 20671), (7280, 17718), (8736, 14765), (8859, 14560), (10920, 11812)]