977898840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{977}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 3098304000

約数和(自身を除く): 2120405160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 439, 456, 570, 760, 878, 977, 1140, 1317, 1756, 1954, 2195, 2280, 2634, 2931, 3512, 3908, 4390, 4885, 5268, 5862, 6585, 7816, 8341, 8780, 9770, 10536, 11724, 13170, 14655, 16682, 17560, 18563, 19540, 23448, 25023, 26340, 29310, 33364, 37126, 39080, 41705, 50046, 52680, 55689, 58620, 66728, 74252, 83410, 92815, 100092, 111378, 117240, 125115, 148504, 166820, 185630, 200184, 222756, 250230, 278445, 333640, 371260, 428903, 445512, 500460, 556890, 742520, 857806, 1000920, 1113780, 1286709, 1715612, 2144515, 2227560, 2573418, 3431224, 4289030, 5146836, 6433545, 8149157, 8578060, 10293672, 12867090, 16298314, 17156120, 24447471, 25734180, 32596628, 40745785, 48894942, 51468360, 65193256, 81491570, 97789884, 122237355, 162983140, 195579768, 244474710, 325966280, 488949420, 977898840]

約数ペア:

[(1, 977898840), (2, 488949420), (3, 325966280), (4, 244474710), (5, 195579768), (6, 162983140), (8, 122237355), (10, 97789884), (12, 81491570), (15, 65193256), (19, 51468360), (20, 48894942), (24, 40745785), (30, 32596628), (38, 25734180), (40, 24447471), (57, 17156120), (60, 16298314), (76, 12867090), (95, 10293672), (114, 8578060), (120, 8149157), (152, 6433545), (190, 5146836), (228, 4289030), (285, 3431224), (380, 2573418), (439, 2227560), (456, 2144515), (570, 1715612), (760, 1286709), (878, 1113780), (977, 1000920), (1140, 857806), (1317, 742520), (1756, 556890), (1954, 500460), (2195, 445512), (2280, 428903), (2634, 371260), (2931, 333640), (3512, 278445), (3908, 250230), (4390, 222756), (4885, 200184), (5268, 185630), (5862, 166820), (6585, 148504), (7816, 125115), (8341, 117240), (8780, 111378), (9770, 100092), (10536, 92815), (11724, 83410), (13170, 74252), (14655, 66728), (16682, 58620), (17560, 55689), (18563, 52680), (19540, 50046), (23448, 41705), (25023, 39080), (26340, 37126), (29310, 33364)]