64255560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 207912960

約数和(自身を除く): 143657400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 751, 920, 930, 1240, 1380, 1426, 1502, 1860, 2139, 2253, 2760, 2852, 3004, 3565, 3720, 3755, 4278, 4506, 5704, 6008, 7130, 7510, 8556, 9012, 10695, 11265, 14260, 15020, 17112, 17273, 18024, 21390, 22530, 23281, 28520, 30040, 34546, 42780, 45060, 46562, 51819, 69092, 69843, 85560, 86365, 90120, 93124, 103638, 116405, 138184, 139686, 172730, 186248, 207276, 232810, 259095, 279372, 345460, 349215, 414552, 465620, 518190, 535463, 558744, 690920, 698430, 931240, 1036380, 1070926, 1396860, 1606389, 2072760, 2141852, 2677315, 2793720, 3212778, 4283704, 5354630, 6425556, 8031945, 10709260, 12851112, 16063890, 21418520, 32127780, 64255560]

約数ペア:

[(1, 64255560), (2, 32127780), (3, 21418520), (4, 16063890), (5, 12851112), (6, 10709260), (8, 8031945), (10, 6425556), (12, 5354630), (15, 4283704), (20, 3212778), (23, 2793720), (24, 2677315), (30, 2141852), (31, 2072760), (40, 1606389), (46, 1396860), (60, 1070926), (62, 1036380), (69, 931240), (92, 698430), (93, 690920), (115, 558744), (120, 535463), (124, 518190), (138, 465620), (155, 414552), (184, 349215), (186, 345460), (230, 279372), (248, 259095), (276, 232810), (310, 207276), (345, 186248), (372, 172730), (460, 139686), (465, 138184), (552, 116405), (620, 103638), (690, 93124), (713, 90120), (744, 86365), (751, 85560), (920, 69843), (930, 69092), (1240, 51819), (1380, 46562), (1426, 45060), (1502, 42780), (1860, 34546), (2139, 30040), (2253, 28520), (2760, 23281), (2852, 22530), (3004, 21390), (3565, 18024), (3720, 17273), (3755, 17112), (4278, 15020), (4506, 14260), (5704, 11265), (6008, 10695), (7130, 9012), (7510, 8556)]