275278360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 732810240

約数和(自身を除く): 457531880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 71, 122, 140, 142, 227, 244, 280, 284, 305, 355, 427, 454, 488, 497, 568, 610, 710, 854, 908, 994, 1135, 1220, 1420, 1589, 1708, 1816, 1988, 2135, 2270, 2440, 2485, 2840, 3178, 3416, 3976, 4270, 4331, 4540, 4970, 6356, 7945, 8540, 8662, 9080, 9940, 12712, 13847, 15890, 16117, 17080, 17324, 19880, 21655, 27694, 30317, 31780, 32234, 34648, 43310, 55388, 60634, 63560, 64468, 69235, 80585, 86620, 96929, 110776, 112819, 121268, 128936, 138470, 151585, 161170, 173240, 193858, 225638, 242536, 276940, 303170, 322340, 387716, 451276, 484645, 553880, 564095, 606340, 644680, 775432, 902552, 969290, 983137, 1128190, 1212680, 1938580, 1966274, 2256380, 3877160, 3932548, 4512760, 4915685, 6881959, 7865096, 9831370, 13763918, 19662740, 27527836, 34409795, 39325480, 55055672, 68819590, 137639180, 275278360]

約数ペア:

[(1, 275278360), (2, 137639180), (4, 68819590), (5, 55055672), (7, 39325480), (8, 34409795), (10, 27527836), (14, 19662740), (20, 13763918), (28, 9831370), (35, 7865096), (40, 6881959), (56, 4915685), (61, 4512760), (70, 3932548), (71, 3877160), (122, 2256380), (140, 1966274), (142, 1938580), (227, 1212680), (244, 1128190), (280, 983137), (284, 969290), (305, 902552), (355, 775432), (427, 644680), (454, 606340), (488, 564095), (497, 553880), (568, 484645), (610, 451276), (710, 387716), (854, 322340), (908, 303170), (994, 276940), (1135, 242536), (1220, 225638), (1420, 193858), (1589, 173240), (1708, 161170), (1816, 151585), (1988, 138470), (2135, 128936), (2270, 121268), (2440, 112819), (2485, 110776), (2840, 96929), (3178, 86620), (3416, 80585), (3976, 69235), (4270, 64468), (4331, 63560), (4540, 60634), (4970, 55388), (6356, 43310), (7945, 34648), (8540, 32234), (8662, 31780), (9080, 30317), (9940, 27694), (12712, 21655), (13847, 19880), (15890, 17324), (16117, 17080)]