131040

素因数分解:

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

素因数の和:41

約数の個数: 144

約数和(自身を含む): 550368

約数和(自身を除く): 419328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 5040, 5460, 6240, 6552, 7280, 8190, 8736, 9360, 10080, 10920, 13104, 14560, 16380, 18720, 21840, 26208, 32760, 43680, 65520, 131040]

約数ペア:

[(1, 131040), (2, 65520), (3, 43680), (4, 32760), (5, 26208), (6, 21840), (7, 18720), (8, 16380), (9, 14560), (10, 13104), (12, 10920), (13, 10080), (14, 9360), (15, 8736), (16, 8190), (18, 7280), (20, 6552), (21, 6240), (24, 5460), (26, 5040), (28, 4680), (30, 4368), (32, 4095), (35, 3744), (36, 3640), (39, 3360), (40, 3276), (42, 3120), (45, 2912), (48, 2730), (52, 2520), (56, 2340), (60, 2184), (63, 2080), (65, 2016), (70, 1872), (72, 1820), (78, 1680), (80, 1638), (84, 1560), (90, 1456), (91, 1440), (96, 1365), (104, 1260), (105, 1248), (112, 1170), (117, 1120), (120, 1092), (126, 1040), (130, 1008), (140, 936), (144, 910), (156, 840), (160, 819), (168, 780), (180, 728), (182, 720), (195, 672), (208, 630), (210, 624), (224, 585), (234, 560), (240, 546), (252, 520), (260, 504), (273, 480), (280, 468), (288, 455), (312, 420), (315, 416), (336, 390), (360, 364)]