69896820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 144

約数和(自身を含む): 236573568

約数和(自身を除く): 166676748

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 461, 532, 570, 665, 722, 798, 922, 1083, 1140, 1330, 1383, 1444, 1596, 1805, 1844, 1995, 2166, 2305, 2527, 2660, 2766, 3227, 3610, 3990, 4332, 4610, 5054, 5415, 5532, 6454, 6915, 7220, 7581, 7980, 8759, 9220, 9681, 10108, 10830, 12635, 12908, 13830, 15162, 16135, 17518, 19362, 21660, 25270, 26277, 27660, 30324, 32270, 35036, 37905, 38724, 43795, 48405, 50540, 52554, 61313, 64540, 75810, 87590, 96810, 105108, 122626, 131385, 151620, 166421, 175180, 183939, 193620, 245252, 262770, 306565, 332842, 367878, 499263, 525540, 613130, 665684, 735756, 832105, 919695, 998526, 1164947, 1226260, 1664210, 1839390, 1997052, 2329894, 2496315, 3328420, 3494841, 3678780, 4659788, 4992630, 5824735, 6989682, 9985260, 11649470, 13979364, 17474205, 23298940, 34948410, 69896820]

約数ペア:

[(1, 69896820), (2, 34948410), (3, 23298940), (4, 17474205), (5, 13979364), (6, 11649470), (7, 9985260), (10, 6989682), (12, 5824735), (14, 4992630), (15, 4659788), (19, 3678780), (20, 3494841), (21, 3328420), (28, 2496315), (30, 2329894), (35, 1997052), (38, 1839390), (42, 1664210), (57, 1226260), (60, 1164947), (70, 998526), (76, 919695), (84, 832105), (95, 735756), (105, 665684), (114, 613130), (133, 525540), (140, 499263), (190, 367878), (210, 332842), (228, 306565), (266, 262770), (285, 245252), (361, 193620), (380, 183939), (399, 175180), (420, 166421), (461, 151620), (532, 131385), (570, 122626), (665, 105108), (722, 96810), (798, 87590), (922, 75810), (1083, 64540), (1140, 61313), (1330, 52554), (1383, 50540), (1444, 48405), (1596, 43795), (1805, 38724), (1844, 37905), (1995, 35036), (2166, 32270), (2305, 30324), (2527, 27660), (2660, 26277), (2766, 25270), (3227, 21660), (3610, 19362), (3990, 17518), (4332, 16135), (4610, 15162), (5054, 13830), (5415, 12908), (5532, 12635), (6454, 10830), (6915, 10108), (7220, 9681), (7581, 9220), (7980, 8759)]