154474240

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 406183680

約数和(自身を除く): 251709440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 229, 248, 256, 272, 310, 320, 340, 458, 496, 527, 544, 620, 640, 680, 916, 992, 1054, 1088, 1145, 1240, 1280, 1360, 1832, 1984, 2108, 2176, 2290, 2480, 2635, 2720, 3664, 3893, 3968, 4216, 4352, 4580, 4960, 5270, 5440, 7099, 7328, 7786, 7936, 8432, 9160, 9920, 10540, 10880, 14198, 14656, 15572, 16864, 18320, 19465, 19840, 21080, 21760, 28396, 29312, 31144, 33728, 35495, 36640, 38930, 39680, 42160, 56792, 58624, 62288, 67456, 70990, 73280, 77860, 84320, 113584, 120683, 124576, 134912, 141980, 146560, 155720, 168640, 227168, 241366, 249152, 283960, 293120, 311440, 337280, 454336, 482732, 498304, 567920, 603415, 622880, 674560, 908672, 965464, 996608, 1135840, 1206830, 1245760, 1817344, 1930928, 2271680, 2413660, 2491520, 3861856, 4543360, 4827320, 4983040, 7723712, 9086720, 9654640, 15447424, 19309280, 30894848, 38618560, 77237120, 154474240]

約数ペア:

[(1, 154474240), (2, 77237120), (4, 38618560), (5, 30894848), (8, 19309280), (10, 15447424), (16, 9654640), (17, 9086720), (20, 7723712), (31, 4983040), (32, 4827320), (34, 4543360), (40, 3861856), (62, 2491520), (64, 2413660), (68, 2271680), (80, 1930928), (85, 1817344), (124, 1245760), (128, 1206830), (136, 1135840), (155, 996608), (160, 965464), (170, 908672), (229, 674560), (248, 622880), (256, 603415), (272, 567920), (310, 498304), (320, 482732), (340, 454336), (458, 337280), (496, 311440), (527, 293120), (544, 283960), (620, 249152), (640, 241366), (680, 227168), (916, 168640), (992, 155720), (1054, 146560), (1088, 141980), (1145, 134912), (1240, 124576), (1280, 120683), (1360, 113584), (1832, 84320), (1984, 77860), (2108, 73280), (2176, 70990), (2290, 67456), (2480, 62288), (2635, 58624), (2720, 56792), (3664, 42160), (3893, 39680), (3968, 38930), (4216, 36640), (4352, 35495), (4580, 33728), (4960, 31144), (5270, 29312), (5440, 28396), (7099, 21760), (7328, 21080), (7786, 19840), (7936, 19465), (8432, 18320), (9160, 16864), (9920, 15572), (10540, 14656), (10880, 14198)]