1215090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 3302208

約数和(自身を除く): 2087118

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 587, 690, 1035, 1174, 1761, 2070, 2935, 3522, 5283, 5870, 8805, 10566, 13501, 17610, 26415, 27002, 40503, 52830, 67505, 81006, 121509, 135010, 202515, 243018, 405030, 607545, 1215090]

約数ペア:

[(1, 1215090), (2, 607545), (3, 405030), (5, 243018), (6, 202515), (9, 135010), (10, 121509), (15, 81006), (18, 67505), (23, 52830), (30, 40503), (45, 27002), (46, 26415), (69, 17610), (90, 13501), (115, 10566), (138, 8805), (207, 5870), (230, 5283), (345, 3522), (414, 2935), (587, 2070), (690, 1761), (1035, 1174)]