128243280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1625

約数の個数: 160

約数和(自身を含む): 447971328

約数和(自身を除く): 319728048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1567, 1705, 1860, 2046, 2480, 2640, 2728, 3134, 3410, 3720, 4092, 4701, 5115, 5456, 6268, 6820, 7440, 7835, 8184, 9402, 10230, 12536, 13640, 15670, 16368, 17237, 18804, 20460, 23505, 25072, 27280, 31340, 34474, 37608, 40920, 47010, 48577, 51711, 62680, 68948, 75216, 81840, 86185, 94020, 97154, 103422, 125360, 137896, 145731, 172370, 188040, 194308, 206844, 242885, 258555, 275792, 291462, 344740, 376080, 388616, 413688, 485770, 517110, 534347, 582924, 689480, 728655, 777232, 827376, 971540, 1034220, 1068694, 1165848, 1378960, 1457310, 1603041, 1943080, 2068440, 2137388, 2331696, 2671735, 2914620, 3206082, 3886160, 4136880, 4274776, 5343470, 5829240, 6412164, 8015205, 8549552, 10686940, 11658480, 12824328, 16030410, 21373880, 25648656, 32060820, 42747760, 64121640, 128243280]

約数ペア:

[(1, 128243280), (2, 64121640), (3, 42747760), (4, 32060820), (5, 25648656), (6, 21373880), (8, 16030410), (10, 12824328), (11, 11658480), (12, 10686940), (15, 8549552), (16, 8015205), (20, 6412164), (22, 5829240), (24, 5343470), (30, 4274776), (31, 4136880), (33, 3886160), (40, 3206082), (44, 2914620), (48, 2671735), (55, 2331696), (60, 2137388), (62, 2068440), (66, 1943080), (80, 1603041), (88, 1457310), (93, 1378960), (110, 1165848), (120, 1068694), (124, 1034220), (132, 971540), (155, 827376), (165, 777232), (176, 728655), (186, 689480), (220, 582924), (240, 534347), (248, 517110), (264, 485770), (310, 413688), (330, 388616), (341, 376080), (372, 344740), (440, 291462), (465, 275792), (496, 258555), (528, 242885), (620, 206844), (660, 194308), (682, 188040), (744, 172370), (880, 145731), (930, 137896), (1023, 125360), (1240, 103422), (1320, 97154), (1364, 94020), (1488, 86185), (1567, 81840), (1705, 75216), (1860, 68948), (2046, 62680), (2480, 51711), (2640, 48577), (2728, 47010), (3134, 40920), (3410, 37608), (3720, 34474), (4092, 31340), (4701, 27280), (5115, 25072), (5456, 23505), (6268, 20460), (6820, 18804), (7440, 17237), (7835, 16368), (8184, 15670), (9402, 13640), (10230, 12536)]