309580880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1117

約数の個数: 160

約数和(自身を含む): 899942400

約数和(自身を除く): 590361520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 560, 595, 620, 680, 868, 952, 1049, 1054, 1085, 1190, 1240, 1360, 1736, 1904, 2098, 2108, 2170, 2380, 2480, 2635, 3472, 3689, 4196, 4216, 4340, 4760, 5245, 5270, 7343, 7378, 8392, 8432, 8680, 9520, 10490, 10540, 14686, 14756, 16784, 17360, 17833, 18445, 20980, 21080, 29372, 29512, 32519, 35666, 36715, 36890, 41960, 42160, 58744, 59024, 65038, 71332, 73430, 73780, 83920, 89165, 117488, 124831, 130076, 142664, 146860, 147560, 162595, 178330, 227633, 249662, 260152, 285328, 293720, 295120, 325190, 356660, 455266, 499324, 520304, 552823, 587440, 624155, 650380, 713320, 910532, 998648, 1105646, 1138165, 1248310, 1300760, 1426640, 1821064, 1997296, 2211292, 2276330, 2496620, 2601520, 2764115, 3642128, 3869761, 4422584, 4552660, 4993240, 5528230, 7739522, 8845168, 9105320, 9986480, 11056460, 15479044, 18210640, 19348805, 22112920, 30958088, 38697610, 44225840, 61916176, 77395220, 154790440, 309580880]

約数ペア:

[(1, 309580880), (2, 154790440), (4, 77395220), (5, 61916176), (7, 44225840), (8, 38697610), (10, 30958088), (14, 22112920), (16, 19348805), (17, 18210640), (20, 15479044), (28, 11056460), (31, 9986480), (34, 9105320), (35, 8845168), (40, 7739522), (56, 5528230), (62, 4993240), (68, 4552660), (70, 4422584), (80, 3869761), (85, 3642128), (112, 2764115), (119, 2601520), (124, 2496620), (136, 2276330), (140, 2211292), (155, 1997296), (170, 1821064), (217, 1426640), (238, 1300760), (248, 1248310), (272, 1138165), (280, 1105646), (310, 998648), (340, 910532), (434, 713320), (476, 650380), (496, 624155), (527, 587440), (560, 552823), (595, 520304), (620, 499324), (680, 455266), (868, 356660), (952, 325190), (1049, 295120), (1054, 293720), (1085, 285328), (1190, 260152), (1240, 249662), (1360, 227633), (1736, 178330), (1904, 162595), (2098, 147560), (2108, 146860), (2170, 142664), (2380, 130076), (2480, 124831), (2635, 117488), (3472, 89165), (3689, 83920), (4196, 73780), (4216, 73430), (4340, 71332), (4760, 65038), (5245, 59024), (5270, 58744), (7343, 42160), (7378, 41960), (8392, 36890), (8432, 36715), (8680, 35666), (9520, 32519), (10490, 29512), (10540, 29372), (14686, 21080), (14756, 20980), (16784, 18445), (17360, 17833)]