282457120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 756713664

約数和(自身を除く): 474256544

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 167, 176, 220, 248, 310, 334, 341, 352, 440, 496, 620, 668, 682, 835, 880, 961, 992, 1240, 1336, 1364, 1670, 1705, 1760, 1837, 1922, 2480, 2672, 2728, 3340, 3410, 3674, 3844, 4805, 4960, 5177, 5344, 5456, 6680, 6820, 7348, 7688, 9185, 9610, 10354, 10571, 10912, 13360, 13640, 14696, 15376, 18370, 19220, 20708, 21142, 25885, 26720, 27280, 29392, 30752, 36740, 38440, 41416, 42284, 51770, 52855, 54560, 56947, 58784, 73480, 76880, 82832, 84568, 103540, 105710, 113894, 146960, 153760, 160487, 165664, 169136, 207080, 211420, 227788, 284735, 293920, 320974, 338272, 414160, 422840, 455576, 569470, 641948, 802435, 828320, 845680, 911152, 1138940, 1283896, 1604870, 1691360, 1765357, 1822304, 2277880, 2567792, 3209740, 3530714, 4555760, 5135584, 6419480, 7061428, 8826785, 9111520, 12838960, 14122856, 17653570, 25677920, 28245712, 35307140, 56491424, 70614280, 141228560, 282457120]

約数ペア:

[(1, 282457120), (2, 141228560), (4, 70614280), (5, 56491424), (8, 35307140), (10, 28245712), (11, 25677920), (16, 17653570), (20, 14122856), (22, 12838960), (31, 9111520), (32, 8826785), (40, 7061428), (44, 6419480), (55, 5135584), (62, 4555760), (80, 3530714), (88, 3209740), (110, 2567792), (124, 2277880), (155, 1822304), (160, 1765357), (167, 1691360), (176, 1604870), (220, 1283896), (248, 1138940), (310, 911152), (334, 845680), (341, 828320), (352, 802435), (440, 641948), (496, 569470), (620, 455576), (668, 422840), (682, 414160), (835, 338272), (880, 320974), (961, 293920), (992, 284735), (1240, 227788), (1336, 211420), (1364, 207080), (1670, 169136), (1705, 165664), (1760, 160487), (1837, 153760), (1922, 146960), (2480, 113894), (2672, 105710), (2728, 103540), (3340, 84568), (3410, 82832), (3674, 76880), (3844, 73480), (4805, 58784), (4960, 56947), (5177, 54560), (5344, 52855), (5456, 51770), (6680, 42284), (6820, 41416), (7348, 38440), (7688, 36740), (9185, 30752), (9610, 29392), (10354, 27280), (10571, 26720), (10912, 25885), (13360, 21142), (13640, 20708), (14696, 19220), (15376, 18370)]