31561440

素因数分解:

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

素因数の和:1464

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 70044960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 1128, 1399, 1410, 1504, 1880, 2256, 2798, 2820, 3760, 4197, 4512, 5596, 5640, 6995, 7520, 8394, 11192, 11280, 13990, 16788, 20985, 22384, 22560, 27980, 33576, 41970, 44768, 55960, 65753, 67152, 83940, 111920, 131506, 134304, 167880, 197259, 223840, 263012, 328765, 335760, 394518, 526024, 657530, 671520, 789036, 986295, 1052048, 1315060, 1578072, 1972590, 2104096, 2630120, 3156144, 3945180, 5260240, 6312288, 7890360, 10520480, 15780720, 31561440]

約数ペア:

[(1, 31561440), (2, 15780720), (3, 10520480), (4, 7890360), (5, 6312288), (6, 5260240), (8, 3945180), (10, 3156144), (12, 2630120), (15, 2104096), (16, 1972590), (20, 1578072), (24, 1315060), (30, 1052048), (32, 986295), (40, 789036), (47, 671520), (48, 657530), (60, 526024), (80, 394518), (94, 335760), (96, 328765), (120, 263012), (141, 223840), (160, 197259), (188, 167880), (235, 134304), (240, 131506), (282, 111920), (376, 83940), (470, 67152), (480, 65753), (564, 55960), (705, 44768), (752, 41970), (940, 33576), (1128, 27980), (1399, 22560), (1410, 22384), (1504, 20985), (1880, 16788), (2256, 13990), (2798, 11280), (2820, 11192), (3760, 8394), (4197, 7520), (4512, 6995), (5596, 5640)]