193313820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1472

約数の個数: 144

約数和(自身を含む): 643507200

約数和(自身を除く): 450193380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 658, 705, 735, 940, 980, 987, 1316, 1399, 1410, 1470, 1645, 1974, 2303, 2798, 2820, 2940, 3290, 3948, 4197, 4606, 4935, 5596, 6580, 6909, 6995, 8394, 9212, 9793, 9870, 11515, 13818, 13990, 16788, 19586, 19740, 20985, 23030, 27636, 27980, 29379, 34545, 39172, 41970, 46060, 48965, 58758, 65753, 68551, 69090, 83940, 97930, 117516, 131506, 137102, 138180, 146895, 195860, 197259, 205653, 263012, 274204, 293790, 328765, 342755, 394518, 411306, 460271, 587580, 657530, 685510, 789036, 822612, 920542, 986295, 1028265, 1315060, 1371020, 1380813, 1841084, 1972590, 2056530, 2301355, 2761626, 3221897, 3945180, 4113060, 4602710, 5523252, 6443794, 6904065, 9205420, 9665691, 12887588, 13808130, 16109485, 19331382, 27616260, 32218970, 38662764, 48328455, 64437940, 96656910, 193313820]

約数ペア:

[(1, 193313820), (2, 96656910), (3, 64437940), (4, 48328455), (5, 38662764), (6, 32218970), (7, 27616260), (10, 19331382), (12, 16109485), (14, 13808130), (15, 12887588), (20, 9665691), (21, 9205420), (28, 6904065), (30, 6443794), (35, 5523252), (42, 4602710), (47, 4113060), (49, 3945180), (60, 3221897), (70, 2761626), (84, 2301355), (94, 2056530), (98, 1972590), (105, 1841084), (140, 1380813), (141, 1371020), (147, 1315060), (188, 1028265), (196, 986295), (210, 920542), (235, 822612), (245, 789036), (282, 685510), (294, 657530), (329, 587580), (420, 460271), (470, 411306), (490, 394518), (564, 342755), (588, 328765), (658, 293790), (705, 274204), (735, 263012), (940, 205653), (980, 197259), (987, 195860), (1316, 146895), (1399, 138180), (1410, 137102), (1470, 131506), (1645, 117516), (1974, 97930), (2303, 83940), (2798, 69090), (2820, 68551), (2940, 65753), (3290, 58758), (3948, 48965), (4197, 46060), (4606, 41970), (4935, 39172), (5596, 34545), (6580, 29379), (6909, 27980), (6995, 27636), (8394, 23030), (9212, 20985), (9793, 19740), (9870, 19586), (11515, 16788), (13818, 13990)]