178628640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{661}}^1$

素因数の和:1242

約数の個数: 96

約数和(自身を含む): 564532416

約数和(自身を除く): 385903776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 563, 661, 1126, 1322, 1689, 1983, 2252, 2644, 2815, 3305, 3378, 3966, 4504, 5288, 5630, 6610, 6756, 7932, 8445, 9008, 9915, 10576, 11260, 13220, 13512, 15864, 16890, 18016, 19830, 21152, 22520, 26440, 27024, 31728, 33780, 39660, 45040, 52880, 54048, 63456, 67560, 79320, 90080, 105760, 135120, 158640, 270240, 317280, 372143, 744286, 1116429, 1488572, 1860715, 2232858, 2977144, 3721430, 4465716, 5582145, 5954288, 7442860, 8931432, 11164290, 11908576, 14885720, 17862864, 22328580, 29771440, 35725728, 44657160, 59542880, 89314320, 178628640]

約数ペア:

[(1, 178628640), (2, 89314320), (3, 59542880), (4, 44657160), (5, 35725728), (6, 29771440), (8, 22328580), (10, 17862864), (12, 14885720), (15, 11908576), (16, 11164290), (20, 8931432), (24, 7442860), (30, 5954288), (32, 5582145), (40, 4465716), (48, 3721430), (60, 2977144), (80, 2232858), (96, 1860715), (120, 1488572), (160, 1116429), (240, 744286), (480, 372143), (563, 317280), (661, 270240), (1126, 158640), (1322, 135120), (1689, 105760), (1983, 90080), (2252, 79320), (2644, 67560), (2815, 63456), (3305, 54048), (3378, 52880), (3966, 45040), (4504, 39660), (5288, 33780), (5630, 31728), (6610, 27024), (6756, 26440), (7932, 22520), (8445, 21152), (9008, 19830), (9915, 18016), (10576, 16890), (11260, 15864), (13220, 13512)]