66972780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2311}}^1$

素因数の和:2356

約数の個数: 144

約数和(自身を含む): 242371584

約数和(自身を除く): 175398804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 105, 115, 126, 138, 140, 161, 180, 207, 210, 230, 252, 276, 315, 322, 345, 414, 420, 460, 483, 630, 644, 690, 805, 828, 966, 1035, 1260, 1380, 1449, 1610, 1932, 2070, 2311, 2415, 2898, 3220, 4140, 4622, 4830, 5796, 6933, 7245, 9244, 9660, 11555, 13866, 14490, 16177, 20799, 23110, 27732, 28980, 32354, 34665, 41598, 46220, 48531, 53153, 64708, 69330, 80885, 83196, 97062, 103995, 106306, 138660, 145593, 159459, 161770, 194124, 207990, 212612, 242655, 265765, 291186, 318918, 323540, 372071, 415980, 478377, 485310, 531530, 582372, 637836, 727965, 744142, 797295, 956754, 970620, 1063060, 1116213, 1455930, 1488284, 1594590, 1860355, 1913508, 2232426, 2391885, 2911860, 3189180, 3348639, 3720710, 4464852, 4783770, 5581065, 6697278, 7441420, 9567540, 11162130, 13394556, 16743195, 22324260, 33486390, 66972780]

約数ペア:

[(1, 66972780), (2, 33486390), (3, 22324260), (4, 16743195), (5, 13394556), (6, 11162130), (7, 9567540), (9, 7441420), (10, 6697278), (12, 5581065), (14, 4783770), (15, 4464852), (18, 3720710), (20, 3348639), (21, 3189180), (23, 2911860), (28, 2391885), (30, 2232426), (35, 1913508), (36, 1860355), (42, 1594590), (45, 1488284), (46, 1455930), (60, 1116213), (63, 1063060), (69, 970620), (70, 956754), (84, 797295), (90, 744142), (92, 727965), (105, 637836), (115, 582372), (126, 531530), (138, 485310), (140, 478377), (161, 415980), (180, 372071), (207, 323540), (210, 318918), (230, 291186), (252, 265765), (276, 242655), (315, 212612), (322, 207990), (345, 194124), (414, 161770), (420, 159459), (460, 145593), (483, 138660), (630, 106306), (644, 103995), (690, 97062), (805, 83196), (828, 80885), (966, 69330), (1035, 64708), (1260, 53153), (1380, 48531), (1449, 46220), (1610, 41598), (1932, 34665), (2070, 32354), (2311, 28980), (2415, 27732), (2898, 23110), (3220, 20799), (4140, 16177), (4622, 14490), (4830, 13866), (5796, 11555), (6933, 9660), (7245, 9244)]