28234080

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2801}}^1$

素因数の和:2829

約数の個数: 144

約数和(自身を含む): 110152224

約数和(自身を除く): 81918144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 2801, 3360, 5040, 5602, 8403, 10080, 11204, 14005, 16806, 19607, 22408, 25209, 28010, 33612, 39214, 42015, 44816, 50418, 56020, 58821, 67224, 78428, 84030, 89632, 98035, 100836, 112040, 117642, 126045, 134448, 156856, 168060, 176463, 196070, 201672, 224080, 235284, 252090, 268896, 294105, 313712, 336120, 352926, 392140, 403344, 448160, 470568, 504180, 588210, 627424, 672240, 705852, 784280, 806688, 882315, 941136, 1008360, 1176420, 1344480, 1411704, 1568560, 1764630, 1882272, 2016720, 2352840, 2823408, 3137120, 3529260, 4033440, 4705680, 5646816, 7058520, 9411360, 14117040, 28234080]

約数ペア:

[(1, 28234080), (2, 14117040), (3, 9411360), (4, 7058520), (5, 5646816), (6, 4705680), (7, 4033440), (8, 3529260), (9, 3137120), (10, 2823408), (12, 2352840), (14, 2016720), (15, 1882272), (16, 1764630), (18, 1568560), (20, 1411704), (21, 1344480), (24, 1176420), (28, 1008360), (30, 941136), (32, 882315), (35, 806688), (36, 784280), (40, 705852), (42, 672240), (45, 627424), (48, 588210), (56, 504180), (60, 470568), (63, 448160), (70, 403344), (72, 392140), (80, 352926), (84, 336120), (90, 313712), (96, 294105), (105, 268896), (112, 252090), (120, 235284), (126, 224080), (140, 201672), (144, 196070), (160, 176463), (168, 168060), (180, 156856), (210, 134448), (224, 126045), (240, 117642), (252, 112040), (280, 100836), (288, 98035), (315, 89632), (336, 84030), (360, 78428), (420, 67224), (480, 58821), (504, 56020), (560, 50418), (630, 44816), (672, 42015), (720, 39214), (840, 33612), (1008, 28010), (1120, 25209), (1260, 22408), (1440, 19607), (1680, 16806), (2016, 14005), (2520, 11204), (2801, 10080), (3360, 8403), (5040, 5602)]