211325870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{587}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 450455040

約数和(自身を除く): 239129170

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 139, 185, 259, 278, 370, 518, 587, 695, 973, 1174, 1295, 1390, 1946, 2590, 2935, 4109, 4865, 5143, 5870, 8218, 9730, 10286, 20545, 21719, 25715, 36001, 41090, 43438, 51430, 72002, 81593, 108595, 152033, 163186, 180005, 217190, 304066, 360010, 407965, 571151, 760165, 815930, 1142302, 1520330, 2855755, 3018941, 5711510, 6037882, 15094705, 21132587, 30189410, 42265174, 105662935, 211325870]

約数ペア:

[(1, 211325870), (2, 105662935), (5, 42265174), (7, 30189410), (10, 21132587), (14, 15094705), (35, 6037882), (37, 5711510), (70, 3018941), (74, 2855755), (139, 1520330), (185, 1142302), (259, 815930), (278, 760165), (370, 571151), (518, 407965), (587, 360010), (695, 304066), (973, 217190), (1174, 180005), (1295, 163186), (1390, 152033), (1946, 108595), (2590, 81593), (2935, 72002), (4109, 51430), (4865, 43438), (5143, 41090), (5870, 36001), (8218, 25715), (9730, 21719), (10286, 20545)]