997612480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2311}}^1$

素因数の和:2418

約数の個数: 112

約数和(自身を含む): 2536911360

約数和(自身を除く): 1539298880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 320, 355, 380, 568, 608, 710, 760, 1136, 1216, 1349, 1420, 1520, 2272, 2311, 2698, 2840, 3040, 4544, 4622, 5396, 5680, 6080, 6745, 9244, 10792, 11360, 11555, 13490, 18488, 21584, 22720, 23110, 26980, 36976, 43168, 43909, 46220, 53960, 73952, 86336, 87818, 92440, 107920, 147904, 164081, 175636, 184880, 215840, 219545, 328162, 351272, 369760, 431680, 439090, 656324, 702544, 739520, 820405, 878180, 1312648, 1405088, 1640810, 1756360, 2625296, 2810176, 3117539, 3281620, 3512720, 5250592, 6235078, 6563240, 7025440, 10501184, 12470156, 13126480, 14050880, 15587695, 24940312, 26252960, 31175390, 49880624, 52505920, 62350780, 99761248, 124701560, 199522496, 249403120, 498806240, 997612480]

約数ペア:

[(1, 997612480), (2, 498806240), (4, 249403120), (5, 199522496), (8, 124701560), (10, 99761248), (16, 62350780), (19, 52505920), (20, 49880624), (32, 31175390), (38, 26252960), (40, 24940312), (64, 15587695), (71, 14050880), (76, 13126480), (80, 12470156), (95, 10501184), (142, 7025440), (152, 6563240), (160, 6235078), (190, 5250592), (284, 3512720), (304, 3281620), (320, 3117539), (355, 2810176), (380, 2625296), (568, 1756360), (608, 1640810), (710, 1405088), (760, 1312648), (1136, 878180), (1216, 820405), (1349, 739520), (1420, 702544), (1520, 656324), (2272, 439090), (2311, 431680), (2698, 369760), (2840, 351272), (3040, 328162), (4544, 219545), (4622, 215840), (5396, 184880), (5680, 175636), (6080, 164081), (6745, 147904), (9244, 107920), (10792, 92440), (11360, 87818), (11555, 86336), (13490, 73952), (18488, 53960), (21584, 46220), (22720, 43909), (23110, 43168), (26980, 36976)]