287192360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:595

約数の個数: 128

約数和(自身を含む): 800997120

約数和(自身を除く): 513804760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 257, 260, 280, 307, 364, 455, 514, 520, 614, 728, 910, 1028, 1228, 1285, 1535, 1799, 1820, 2056, 2149, 2456, 2570, 3070, 3341, 3598, 3640, 3991, 4298, 5140, 6140, 6682, 7196, 7982, 8596, 8995, 10280, 10745, 12280, 13364, 14392, 15964, 16705, 17192, 17990, 19955, 21490, 23387, 26728, 27937, 31928, 33410, 35980, 39910, 42980, 46774, 55874, 66820, 71960, 78899, 79820, 85960, 93548, 111748, 116935, 133640, 139685, 157798, 159640, 187096, 223496, 233870, 279370, 315596, 394495, 467740, 552293, 558740, 631192, 788990, 935480, 1025687, 1104586, 1117480, 1577980, 2051374, 2209172, 2761465, 3155960, 4102748, 4418344, 5128435, 5522930, 7179809, 8205496, 10256870, 11045860, 14359618, 20513740, 22091720, 28719236, 35899045, 41027480, 57438472, 71798090, 143596180, 287192360]

約数ペア:

[(1, 287192360), (2, 143596180), (4, 71798090), (5, 57438472), (7, 41027480), (8, 35899045), (10, 28719236), (13, 22091720), (14, 20513740), (20, 14359618), (26, 11045860), (28, 10256870), (35, 8205496), (40, 7179809), (52, 5522930), (56, 5128435), (65, 4418344), (70, 4102748), (91, 3155960), (104, 2761465), (130, 2209172), (140, 2051374), (182, 1577980), (257, 1117480), (260, 1104586), (280, 1025687), (307, 935480), (364, 788990), (455, 631192), (514, 558740), (520, 552293), (614, 467740), (728, 394495), (910, 315596), (1028, 279370), (1228, 233870), (1285, 223496), (1535, 187096), (1799, 159640), (1820, 157798), (2056, 139685), (2149, 133640), (2456, 116935), (2570, 111748), (3070, 93548), (3341, 85960), (3598, 79820), (3640, 78899), (3991, 71960), (4298, 66820), (5140, 55874), (6140, 46774), (6682, 42980), (7196, 39910), (7982, 35980), (8596, 33410), (8995, 31928), (10280, 27937), (10745, 26728), (12280, 23387), (13364, 21490), (14392, 19955), (15964, 17990), (16705, 17192)]