721000770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{201961}}^1$

素因数の和:201995

約数の個数: 64

約数和(自身を含む): 2093942016

約数和(自身を除く): 1372941246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 201961, 403922, 605883, 1009805, 1211766, 1413727, 2019610, 2827454, 3029415, 3433337, 4241181, 6058830, 6866674, 7068635, 8482362, 10300011, 14137270, 17166685, 20600022, 21205905, 24033359, 34333370, 42411810, 48066718, 51500055, 72100077, 103000110, 120166795, 144200154, 240333590, 360500385, 721000770]

約数ペア:

[(1, 721000770), (2, 360500385), (3, 240333590), (5, 144200154), (6, 120166795), (7, 103000110), (10, 72100077), (14, 51500055), (15, 48066718), (17, 42411810), (21, 34333370), (30, 24033359), (34, 21205905), (35, 20600022), (42, 17166685), (51, 14137270), (70, 10300011), (85, 8482362), (102, 7068635), (105, 6866674), (119, 6058830), (170, 4241181), (210, 3433337), (238, 3029415), (255, 2827454), (357, 2019610), (510, 1413727), (595, 1211766), (714, 1009805), (1190, 605883), (1785, 403922), (3570, 201961)]