71431164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 217771008

約数和(自身を除く): 146339844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 63, 74, 84, 94, 111, 126, 141, 148, 163, 188, 222, 252, 259, 282, 326, 329, 333, 423, 444, 489, 518, 564, 652, 658, 666, 777, 846, 978, 987, 1036, 1141, 1316, 1332, 1467, 1554, 1692, 1739, 1956, 1974, 2282, 2331, 2934, 2961, 3108, 3423, 3478, 3948, 4564, 4662, 5217, 5868, 5922, 6031, 6846, 6956, 7661, 9324, 10269, 10434, 11844, 12062, 12173, 13692, 15322, 15651, 18093, 20538, 20868, 22983, 24124, 24346, 30644, 31302, 36186, 36519, 41076, 42217, 45966, 48692, 53627, 54279, 62604, 68949, 72372, 73038, 84434, 91932, 107254, 108558, 109557, 126651, 137898, 146076, 160881, 168868, 214508, 217116, 219114, 253302, 275796, 283457, 321762, 379953, 438228, 482643, 506604, 566914, 643524, 759906, 850371, 965286, 1133828, 1519812, 1700742, 1930572, 1984199, 2551113, 3401484, 3968398, 5102226, 5952597, 7936796, 10204452, 11905194, 17857791, 23810388, 35715582, 71431164]

約数ペア:

[(1, 71431164), (2, 35715582), (3, 23810388), (4, 17857791), (6, 11905194), (7, 10204452), (9, 7936796), (12, 5952597), (14, 5102226), (18, 3968398), (21, 3401484), (28, 2551113), (36, 1984199), (37, 1930572), (42, 1700742), (47, 1519812), (63, 1133828), (74, 965286), (84, 850371), (94, 759906), (111, 643524), (126, 566914), (141, 506604), (148, 482643), (163, 438228), (188, 379953), (222, 321762), (252, 283457), (259, 275796), (282, 253302), (326, 219114), (329, 217116), (333, 214508), (423, 168868), (444, 160881), (489, 146076), (518, 137898), (564, 126651), (652, 109557), (658, 108558), (666, 107254), (777, 91932), (846, 84434), (978, 73038), (987, 72372), (1036, 68949), (1141, 62604), (1316, 54279), (1332, 53627), (1467, 48692), (1554, 45966), (1692, 42217), (1739, 41076), (1956, 36519), (1974, 36186), (2282, 31302), (2331, 30644), (2934, 24346), (2961, 24124), (3108, 22983), (3423, 20868), (3478, 20538), (3948, 18093), (4564, 15651), (4662, 15322), (5217, 13692), (5868, 12173), (5922, 12062), (6031, 11844), (6846, 10434), (6956, 10269), (7661, 9324)]