81888360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22013}}^1$

素因数の和:22058

約数の個数: 64

約数和(自身を含む): 253601280

約数和(自身を除く): 171712920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 22013, 44026, 66039, 88052, 110065, 132078, 176104, 220130, 264156, 330195, 440260, 528312, 660390, 682403, 880520, 1320780, 1364806, 2047209, 2641560, 2729612, 3412015, 4094418, 5459224, 6824030, 8188836, 10236045, 13648060, 16377672, 20472090, 27296120, 40944180, 81888360]

約数ペア:

[(1, 81888360), (2, 40944180), (3, 27296120), (4, 20472090), (5, 16377672), (6, 13648060), (8, 10236045), (10, 8188836), (12, 6824030), (15, 5459224), (20, 4094418), (24, 3412015), (30, 2729612), (31, 2641560), (40, 2047209), (60, 1364806), (62, 1320780), (93, 880520), (120, 682403), (124, 660390), (155, 528312), (186, 440260), (248, 330195), (310, 264156), (372, 220130), (465, 176104), (620, 132078), (744, 110065), (930, 88052), (1240, 66039), (1860, 44026), (3720, 22013)]