639706608

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1207

約数の個数: 120

約数和(自身を含む): 1848899520

約数和(自身を除く): 1209192912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 72, 79, 106, 144, 158, 159, 212, 237, 316, 318, 424, 474, 477, 632, 636, 711, 848, 948, 954, 1061, 1264, 1272, 1422, 1896, 1908, 2122, 2544, 2844, 3183, 3792, 3816, 4187, 4244, 5688, 6366, 7632, 8374, 8488, 9549, 11376, 12561, 12732, 16748, 16976, 19098, 25122, 25464, 33496, 37683, 38196, 50244, 50928, 56233, 66992, 75366, 76392, 83819, 100488, 112466, 150732, 152784, 167638, 168699, 200976, 224932, 251457, 301464, 335276, 337398, 449864, 502914, 506097, 602928, 670552, 674796, 754371, 899728, 1005828, 1012194, 1341104, 1349592, 1508742, 2011656, 2024388, 2699184, 3017484, 4023312, 4048776, 4442407, 6034968, 8097552, 8884814, 12069936, 13327221, 17769628, 26654442, 35539256, 39981663, 53308884, 71078512, 79963326, 106617768, 159926652, 213235536, 319853304, 639706608]

約数ペア:

[(1, 639706608), (2, 319853304), (3, 213235536), (4, 159926652), (6, 106617768), (8, 79963326), (9, 71078512), (12, 53308884), (16, 39981663), (18, 35539256), (24, 26654442), (36, 17769628), (48, 13327221), (53, 12069936), (72, 8884814), (79, 8097552), (106, 6034968), (144, 4442407), (158, 4048776), (159, 4023312), (212, 3017484), (237, 2699184), (316, 2024388), (318, 2011656), (424, 1508742), (474, 1349592), (477, 1341104), (632, 1012194), (636, 1005828), (711, 899728), (848, 754371), (948, 674796), (954, 670552), (1061, 602928), (1264, 506097), (1272, 502914), (1422, 449864), (1896, 337398), (1908, 335276), (2122, 301464), (2544, 251457), (2844, 224932), (3183, 200976), (3792, 168699), (3816, 167638), (4187, 152784), (4244, 150732), (5688, 112466), (6366, 100488), (7632, 83819), (8374, 76392), (8488, 75366), (9549, 66992), (11376, 56233), (12561, 50928), (12732, 50244), (16748, 38196), (16976, 37683), (19098, 33496), (25122, 25464)]