179781018

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:631

約数の個数: 64

約数和(自身を含む): 400308480

約数和(自身を除く): 220527462

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 197, 389, 391, 394, 591, 778, 782, 1167, 1173, 1182, 2334, 2346, 3349, 4531, 6613, 6698, 8947, 9062, 10047, 13226, 13593, 17894, 19839, 20094, 26841, 27186, 39678, 53682, 76633, 77027, 152099, 153266, 154054, 229899, 231081, 304198, 456297, 459798, 462162, 912594, 1302761, 1762559, 2605522, 3525118, 3908283, 5287677, 7816566, 10575354, 29963503, 59927006, 89890509, 179781018]

約数ペア:

[(1, 179781018), (2, 89890509), (3, 59927006), (6, 29963503), (17, 10575354), (23, 7816566), (34, 5287677), (46, 3908283), (51, 3525118), (69, 2605522), (102, 1762559), (138, 1302761), (197, 912594), (389, 462162), (391, 459798), (394, 456297), (591, 304198), (778, 231081), (782, 229899), (1167, 154054), (1173, 153266), (1182, 152099), (2334, 77027), (2346, 76633), (3349, 53682), (4531, 39678), (6613, 27186), (6698, 26841), (8947, 20094), (9062, 19839), (10047, 17894), (13226, 13593)]