49988820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^4\times {\mathrm{347}}^1$

素因数の和:387

約数の個数: 120

約数和(自身を含む): 163757664

約数和(自身を除く): 113768844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 347, 420, 490, 588, 686, 694, 735, 980, 1029, 1041, 1372, 1388, 1470, 1715, 1735, 2058, 2082, 2401, 2429, 2940, 3430, 3470, 4116, 4164, 4802, 4858, 5145, 5205, 6860, 6940, 7203, 7287, 9604, 9716, 10290, 10410, 12005, 12145, 14406, 14574, 17003, 20580, 20820, 24010, 24290, 28812, 29148, 34006, 36015, 36435, 48020, 48580, 51009, 68012, 72030, 72870, 85015, 102018, 119021, 144060, 145740, 170030, 204036, 238042, 255045, 340060, 357063, 476084, 510090, 595105, 714126, 833147, 1020180, 1190210, 1428252, 1666294, 1785315, 2380420, 2499441, 3332588, 3570630, 4165735, 4998882, 7141260, 8331470, 9997764, 12497205, 16662940, 24994410, 49988820]

約数ペア:

[(1, 49988820), (2, 24994410), (3, 16662940), (4, 12497205), (5, 9997764), (6, 8331470), (7, 7141260), (10, 4998882), (12, 4165735), (14, 3570630), (15, 3332588), (20, 2499441), (21, 2380420), (28, 1785315), (30, 1666294), (35, 1428252), (42, 1190210), (49, 1020180), (60, 833147), (70, 714126), (84, 595105), (98, 510090), (105, 476084), (140, 357063), (147, 340060), (196, 255045), (210, 238042), (245, 204036), (294, 170030), (343, 145740), (347, 144060), (420, 119021), (490, 102018), (588, 85015), (686, 72870), (694, 72030), (735, 68012), (980, 51009), (1029, 48580), (1041, 48020), (1372, 36435), (1388, 36015), (1470, 34006), (1715, 29148), (1735, 28812), (2058, 24290), (2082, 24010), (2401, 20820), (2429, 20580), (2940, 17003), (3430, 14574), (3470, 14406), (4116, 12145), (4164, 12005), (4802, 10410), (4858, 10290), (5145, 9716), (5205, 9604), (6860, 7287), (6940, 7203)]