75181680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{2131}}^1$

素因数の和:2164

約数の個数: 180

約数和(自身を含む): 293845032

約数和(自身を除く): 218663352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2131, 2205, 2352, 2520, 2940, 3528, 3920, 4262, 4410, 5040, 5880, 6393, 7056, 8524, 8820, 10655, 11760, 12786, 14917, 17048, 17640, 19179, 21310, 25572, 29834, 31965, 34096, 35280, 38358, 42620, 44751, 51144, 59668, 63930, 74585, 76716, 85240, 89502, 95895, 102288, 104419, 119336, 127860, 134253, 149170, 153432, 170480, 179004, 191790, 208838, 223755, 238672, 255720, 268506, 298340, 306864, 313257, 358008, 383580, 417676, 447510, 511440, 522095, 537012, 596680, 626514, 671265, 716016, 767160, 835352, 895020, 939771, 1044190, 1074024, 1193360, 1253028, 1342530, 1534320, 1566285, 1670704, 1790040, 1879542, 2088380, 2148048, 2506056, 2685060, 3132570, 3580080, 3759084, 4176760, 4698855, 5012112, 5370120, 6265140, 7518168, 8353520, 9397710, 10740240, 12530280, 15036336, 18795420, 25060560, 37590840, 75181680]

約数ペア:

[(1, 75181680), (2, 37590840), (3, 25060560), (4, 18795420), (5, 15036336), (6, 12530280), (7, 10740240), (8, 9397710), (9, 8353520), (10, 7518168), (12, 6265140), (14, 5370120), (15, 5012112), (16, 4698855), (18, 4176760), (20, 3759084), (21, 3580080), (24, 3132570), (28, 2685060), (30, 2506056), (35, 2148048), (36, 2088380), (40, 1879542), (42, 1790040), (45, 1670704), (48, 1566285), (49, 1534320), (56, 1342530), (60, 1253028), (63, 1193360), (70, 1074024), (72, 1044190), (80, 939771), (84, 895020), (90, 835352), (98, 767160), (105, 716016), (112, 671265), (120, 626514), (126, 596680), (140, 537012), (144, 522095), (147, 511440), (168, 447510), (180, 417676), (196, 383580), (210, 358008), (240, 313257), (245, 306864), (252, 298340), (280, 268506), (294, 255720), (315, 238672), (336, 223755), (360, 208838), (392, 191790), (420, 179004), (441, 170480), (490, 153432), (504, 149170), (560, 134253), (588, 127860), (630, 119336), (720, 104419), (735, 102288), (784, 95895), (840, 89502), (882, 85240), (980, 76716), (1008, 74585), (1176, 63930), (1260, 59668), (1470, 51144), (1680, 44751), (1764, 42620), (1960, 38358), (2131, 35280), (2205, 34096), (2352, 31965), (2520, 29834), (2940, 25572), (3528, 21310), (3920, 19179), (4262, 17640), (4410, 17048), (5040, 14917), (5880, 12786), (6393, 11760), (7056, 10655), (8524, 8820)]