289355330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1595

約数の個数: 64

約数和(自身を含む): 597818880

約数和(自身を除く): 308463550

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 61, 110, 122, 145, 290, 305, 319, 610, 638, 671, 1342, 1487, 1595, 1769, 2974, 3190, 3355, 3538, 6710, 7435, 8845, 14870, 16357, 17690, 19459, 32714, 38918, 43123, 81785, 86246, 90707, 97295, 163570, 181414, 194590, 215615, 431230, 453535, 474353, 907070, 948706, 997777, 1995554, 2371765, 2630503, 4743530, 4988885, 5261006, 9977770, 13152515, 26305030, 28935533, 57871066, 144677665, 289355330]

約数ペア:

[(1, 289355330), (2, 144677665), (5, 57871066), (10, 28935533), (11, 26305030), (22, 13152515), (29, 9977770), (55, 5261006), (58, 4988885), (61, 4743530), (110, 2630503), (122, 2371765), (145, 1995554), (290, 997777), (305, 948706), (319, 907070), (610, 474353), (638, 453535), (671, 431230), (1342, 215615), (1487, 194590), (1595, 181414), (1769, 163570), (2974, 97295), (3190, 90707), (3355, 86246), (3538, 81785), (6710, 43123), (7435, 38918), (8845, 32714), (14870, 19459), (16357, 17690)]