722156668

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 1417927392

約数和(自身を除く): 695770724

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 157, 173, 289, 314, 346, 391, 578, 628, 692, 782, 1156, 1564, 2669, 2941, 3611, 3979, 5338, 5882, 6647, 7222, 7958, 10676, 11764, 13294, 14444, 15916, 26588, 27161, 45373, 49997, 54322, 61387, 67643, 90746, 99994, 108644, 122774, 135286, 181492, 199988, 245548, 270572, 461737, 624703, 923474, 1043579, 1149931, 1249406, 1846948, 2087158, 2299862, 2498812, 4174316, 4599724, 7849529, 10619951, 15699058, 21239902, 31398116, 42479804, 180539167, 361078334, 722156668]

約数ペア:

[(1, 722156668), (2, 361078334), (4, 180539167), (17, 42479804), (23, 31398116), (34, 21239902), (46, 15699058), (68, 10619951), (92, 7849529), (157, 4599724), (173, 4174316), (289, 2498812), (314, 2299862), (346, 2087158), (391, 1846948), (578, 1249406), (628, 1149931), (692, 1043579), (782, 923474), (1156, 624703), (1564, 461737), (2669, 270572), (2941, 245548), (3611, 199988), (3979, 181492), (5338, 135286), (5882, 122774), (6647, 108644), (7222, 99994), (7958, 90746), (10676, 67643), (11764, 61387), (13294, 54322), (14444, 49997), (15916, 45373), (26588, 27161)]