257022240

素因数分解:

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

素因数の和:823

約数の個数: 192

約数和(自身を含む): 873234432

約数和(自身を除く): 616212192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 31, 32, 40, 46, 48, 60, 62, 69, 80, 92, 93, 96, 115, 120, 124, 138, 155, 160, 184, 186, 230, 240, 248, 276, 310, 345, 368, 372, 460, 465, 480, 496, 552, 620, 690, 713, 736, 744, 751, 920, 930, 992, 1104, 1240, 1380, 1426, 1488, 1502, 1840, 1860, 2139, 2208, 2253, 2480, 2760, 2852, 2976, 3004, 3565, 3680, 3720, 3755, 4278, 4506, 4960, 5520, 5704, 6008, 7130, 7440, 7510, 8556, 9012, 10695, 11040, 11265, 11408, 12016, 14260, 14880, 15020, 17112, 17273, 18024, 21390, 22530, 22816, 23281, 24032, 28520, 30040, 34224, 34546, 36048, 42780, 45060, 46562, 51819, 57040, 60080, 68448, 69092, 69843, 72096, 85560, 86365, 90120, 93124, 103638, 114080, 116405, 120160, 138184, 139686, 171120, 172730, 180240, 186248, 207276, 232810, 259095, 276368, 279372, 342240, 345460, 349215, 360480, 372496, 414552, 465620, 518190, 535463, 552736, 558744, 690920, 698430, 744992, 829104, 931240, 1036380, 1070926, 1117488, 1381840, 1396860, 1606389, 1658208, 1862480, 2072760, 2141852, 2234976, 2677315, 2763680, 2793720, 3212778, 3724960, 4145520, 4283704, 5354630, 5587440, 6425556, 8031945, 8291040, 8567408, 10709260, 11174880, 12851112, 16063890, 17134816, 21418520, 25702224, 32127780, 42837040, 51404448, 64255560, 85674080, 128511120, 257022240]

約数ペア:

[(1, 257022240), (2, 128511120), (3, 85674080), (4, 64255560), (5, 51404448), (6, 42837040), (8, 32127780), (10, 25702224), (12, 21418520), (15, 17134816), (16, 16063890), (20, 12851112), (23, 11174880), (24, 10709260), (30, 8567408), (31, 8291040), (32, 8031945), (40, 6425556), (46, 5587440), (48, 5354630), (60, 4283704), (62, 4145520), (69, 3724960), (80, 3212778), (92, 2793720), (93, 2763680), (96, 2677315), (115, 2234976), (120, 2141852), (124, 2072760), (138, 1862480), (155, 1658208), (160, 1606389), (184, 1396860), (186, 1381840), (230, 1117488), (240, 1070926), (248, 1036380), (276, 931240), (310, 829104), (345, 744992), (368, 698430), (372, 690920), (460, 558744), (465, 552736), (480, 535463), (496, 518190), (552, 465620), (620, 414552), (690, 372496), (713, 360480), (736, 349215), (744, 345460), (751, 342240), (920, 279372), (930, 276368), (992, 259095), (1104, 232810), (1240, 207276), (1380, 186248), (1426, 180240), (1488, 172730), (1502, 171120), (1840, 139686), (1860, 138184), (2139, 120160), (2208, 116405), (2253, 114080), (2480, 103638), (2760, 93124), (2852, 90120), (2976, 86365), (3004, 85560), (3565, 72096), (3680, 69843), (3720, 69092), (3755, 68448), (4278, 60080), (4506, 57040), (4960, 51819), (5520, 46562), (5704, 45060), (6008, 42780), (7130, 36048), (7440, 34546), (7510, 34224), (8556, 30040), (9012, 28520), (10695, 24032), (11040, 23281), (11265, 22816), (11408, 22530), (12016, 21390), (14260, 18024), (14880, 17273), (15020, 17112)]