128511120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:821

約数の個数: 160

約数和(自身を含む): 429686784

約数和(自身を除く): 301175664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 40, 46, 48, 60, 62, 69, 80, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 496, 552, 620, 690, 713, 744, 751, 920, 930, 1104, 1240, 1380, 1426, 1488, 1502, 1840, 1860, 2139, 2253, 2480, 2760, 2852, 3004, 3565, 3720, 3755, 4278, 4506, 5520, 5704, 6008, 7130, 7440, 7510, 8556, 9012, 10695, 11265, 11408, 12016, 14260, 15020, 17112, 17273, 18024, 21390, 22530, 23281, 28520, 30040, 34224, 34546, 36048, 42780, 45060, 46562, 51819, 57040, 60080, 69092, 69843, 85560, 86365, 90120, 93124, 103638, 116405, 138184, 139686, 171120, 172730, 180240, 186248, 207276, 232810, 259095, 276368, 279372, 345460, 349215, 372496, 414552, 465620, 518190, 535463, 558744, 690920, 698430, 829104, 931240, 1036380, 1070926, 1117488, 1381840, 1396860, 1606389, 1862480, 2072760, 2141852, 2677315, 2793720, 3212778, 4145520, 4283704, 5354630, 5587440, 6425556, 8031945, 8567408, 10709260, 12851112, 16063890, 21418520, 25702224, 32127780, 42837040, 64255560, 128511120]

約数ペア:

[(1, 128511120), (2, 64255560), (3, 42837040), (4, 32127780), (5, 25702224), (6, 21418520), (8, 16063890), (10, 12851112), (12, 10709260), (15, 8567408), (16, 8031945), (20, 6425556), (23, 5587440), (24, 5354630), (30, 4283704), (31, 4145520), (40, 3212778), (46, 2793720), (48, 2677315), (60, 2141852), (62, 2072760), (69, 1862480), (80, 1606389), (92, 1396860), (93, 1381840), (115, 1117488), (120, 1070926), (124, 1036380), (138, 931240), (155, 829104), (184, 698430), (186, 690920), (230, 558744), (240, 535463), (248, 518190), (276, 465620), (310, 414552), (345, 372496), (368, 349215), (372, 345460), (460, 279372), (465, 276368), (496, 259095), (552, 232810), (620, 207276), (690, 186248), (713, 180240), (744, 172730), (751, 171120), (920, 139686), (930, 138184), (1104, 116405), (1240, 103638), (1380, 93124), (1426, 90120), (1488, 86365), (1502, 85560), (1840, 69843), (1860, 69092), (2139, 60080), (2253, 57040), (2480, 51819), (2760, 46562), (2852, 45060), (3004, 42780), (3565, 36048), (3720, 34546), (3755, 34224), (4278, 30040), (4506, 28520), (5520, 23281), (5704, 22530), (6008, 21390), (7130, 18024), (7440, 17273), (7510, 17112), (8556, 15020), (9012, 14260), (10695, 12016), (11265, 11408)]