231609420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3911}}^1$

素因数の和:3980

約数の個数: 144

約数和(自身を含む): 820205568

約数和(自身を除く): 588596148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3911, 3948, 4230, 4935, 5922, 6580, 7822, 8460, 9870, 11733, 11844, 14805, 15644, 19555, 19740, 23466, 27377, 29610, 35199, 39110, 46932, 54754, 58665, 59220, 70398, 78220, 82131, 109508, 117330, 136885, 140796, 164262, 175995, 183817, 234660, 246393, 273770, 328524, 351990, 367634, 410655, 492786, 547540, 551451, 703980, 735268, 821310, 919085, 985572, 1102902, 1231965, 1286719, 1642620, 1654353, 1838170, 2205804, 2463930, 2573438, 2757255, 3308706, 3676340, 3860157, 4927860, 5146876, 5514510, 6433595, 6617412, 7720314, 8271765, 11029020, 11580471, 12867190, 15440628, 16543530, 19300785, 23160942, 25734380, 33087060, 38601570, 46321884, 57902355, 77203140, 115804710, 231609420]

約数ペア:

[(1, 231609420), (2, 115804710), (3, 77203140), (4, 57902355), (5, 46321884), (6, 38601570), (7, 33087060), (9, 25734380), (10, 23160942), (12, 19300785), (14, 16543530), (15, 15440628), (18, 12867190), (20, 11580471), (21, 11029020), (28, 8271765), (30, 7720314), (35, 6617412), (36, 6433595), (42, 5514510), (45, 5146876), (47, 4927860), (60, 3860157), (63, 3676340), (70, 3308706), (84, 2757255), (90, 2573438), (94, 2463930), (105, 2205804), (126, 1838170), (140, 1654353), (141, 1642620), (180, 1286719), (188, 1231965), (210, 1102902), (235, 985572), (252, 919085), (282, 821310), (315, 735268), (329, 703980), (420, 551451), (423, 547540), (470, 492786), (564, 410655), (630, 367634), (658, 351990), (705, 328524), (846, 273770), (940, 246393), (987, 234660), (1260, 183817), (1316, 175995), (1410, 164262), (1645, 140796), (1692, 136885), (1974, 117330), (2115, 109508), (2820, 82131), (2961, 78220), (3290, 70398), (3911, 59220), (3948, 58665), (4230, 54754), (4935, 46932), (5922, 39110), (6580, 35199), (7822, 29610), (8460, 27377), (9870, 23466), (11733, 19740), (11844, 19555), (14805, 15644)]