163067440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 399974400

約数和(自身を除く): 236906960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1399, 1457, 1880, 2480, 2798, 2914, 3760, 5596, 5828, 6995, 7285, 11192, 11656, 13990, 14570, 22384, 23312, 27980, 29140, 43369, 55960, 58280, 65753, 86738, 111920, 116560, 131506, 173476, 216845, 263012, 328765, 346952, 433690, 526024, 657530, 693904, 867380, 1052048, 1315060, 1734760, 2038343, 2630120, 3469520, 4076686, 5260240, 8153372, 10191715, 16306744, 20383430, 32613488, 40766860, 81533720, 163067440]

約数ペア:

[(1, 163067440), (2, 81533720), (4, 40766860), (5, 32613488), (8, 20383430), (10, 16306744), (16, 10191715), (20, 8153372), (31, 5260240), (40, 4076686), (47, 3469520), (62, 2630120), (80, 2038343), (94, 1734760), (124, 1315060), (155, 1052048), (188, 867380), (235, 693904), (248, 657530), (310, 526024), (376, 433690), (470, 346952), (496, 328765), (620, 263012), (752, 216845), (940, 173476), (1240, 131506), (1399, 116560), (1457, 111920), (1880, 86738), (2480, 65753), (2798, 58280), (2914, 55960), (3760, 43369), (5596, 29140), (5828, 27980), (6995, 23312), (7285, 22384), (11192, 14570), (11656, 13990)]