238619772

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 659393280

約数和(自身を除く): 420773508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 73, 87, 93, 101, 116, 124, 146, 174, 186, 202, 219, 261, 279, 292, 303, 348, 372, 404, 438, 522, 558, 606, 657, 876, 899, 909, 1044, 1116, 1212, 1314, 1798, 1818, 2117, 2263, 2628, 2697, 2929, 3131, 3596, 3636, 4234, 4526, 5394, 5858, 6262, 6351, 6789, 7373, 8091, 8468, 8787, 9052, 9393, 10788, 11716, 12524, 12702, 13578, 14746, 16182, 17574, 18786, 19053, 20367, 22119, 25404, 26361, 27156, 28179, 29492, 32364, 35148, 37572, 38106, 40734, 44238, 52722, 56358, 65627, 66357, 76212, 81468, 88476, 90799, 105444, 112716, 131254, 132714, 181598, 196881, 213817, 228563, 262508, 265428, 272397, 363196, 393762, 427634, 457126, 544794, 590643, 641451, 685689, 787524, 817191, 855268, 914252, 1089588, 1181286, 1282902, 1371378, 1634382, 1924353, 2057067, 2362572, 2565804, 2742756, 3268764, 3848706, 4114134, 6628327, 7697412, 8228268, 13256654, 19884981, 26513308, 39769962, 59654943, 79539924, 119309886, 238619772]

約数ペア:

[(1, 238619772), (2, 119309886), (3, 79539924), (4, 59654943), (6, 39769962), (9, 26513308), (12, 19884981), (18, 13256654), (29, 8228268), (31, 7697412), (36, 6628327), (58, 4114134), (62, 3848706), (73, 3268764), (87, 2742756), (93, 2565804), (101, 2362572), (116, 2057067), (124, 1924353), (146, 1634382), (174, 1371378), (186, 1282902), (202, 1181286), (219, 1089588), (261, 914252), (279, 855268), (292, 817191), (303, 787524), (348, 685689), (372, 641451), (404, 590643), (438, 544794), (522, 457126), (558, 427634), (606, 393762), (657, 363196), (876, 272397), (899, 265428), (909, 262508), (1044, 228563), (1116, 213817), (1212, 196881), (1314, 181598), (1798, 132714), (1818, 131254), (2117, 112716), (2263, 105444), (2628, 90799), (2697, 88476), (2929, 81468), (3131, 76212), (3596, 66357), (3636, 65627), (4234, 56358), (4526, 52722), (5394, 44238), (5858, 40734), (6262, 38106), (6351, 37572), (6789, 35148), (7373, 32364), (8091, 29492), (8468, 28179), (8787, 27156), (9052, 26361), (9393, 25404), (10788, 22119), (11716, 20367), (12524, 19053), (12702, 18786), (13578, 17574), (14746, 16182)]