128215480040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{8861}}^1$

素因数の和:9211

約数の個数: 128

約数和(自身を含む): 308822976000

約数和(自身を除く): 180607495960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 241, 316, 380, 395, 482, 632, 760, 790, 964, 1205, 1501, 1580, 1928, 2410, 3002, 3160, 4579, 4820, 6004, 7505, 8861, 9158, 9640, 12008, 15010, 17722, 18316, 19039, 22895, 30020, 35444, 36632, 38078, 44305, 45790, 60040, 70888, 76156, 88610, 91580, 95195, 152312, 168359, 177220, 183160, 190390, 336718, 354440, 361741, 380780, 673436, 700019, 723482, 761560, 841795, 1346872, 1400038, 1446964, 1683590, 1808705, 2135501, 2800076, 2893928, 3367180, 3500095, 3617410, 4271002, 5600152, 6734360, 7000190, 7234820, 8542004, 10677505, 13300361, 14000380, 14469640, 17084008, 21355010, 26600722, 28000760, 40574519, 42710020, 53201444, 66501805, 81149038, 85420040, 106402888, 133003610, 162298076, 168704579, 202872595, 266007220, 324596152, 337409158, 405745190, 532014440, 674818316, 811490380, 843522895, 1349636632, 1622980760, 1687045790, 3205387001, 3374091580, 6410774002, 6748183160, 12821548004, 16026935005, 25643096008, 32053870010, 64107740020, 128215480040]

約数ペア:

[(1, 128215480040), (2, 64107740020), (4, 32053870010), (5, 25643096008), (8, 16026935005), (10, 12821548004), (19, 6748183160), (20, 6410774002), (38, 3374091580), (40, 3205387001), (76, 1687045790), (79, 1622980760), (95, 1349636632), (152, 843522895), (158, 811490380), (190, 674818316), (241, 532014440), (316, 405745190), (380, 337409158), (395, 324596152), (482, 266007220), (632, 202872595), (760, 168704579), (790, 162298076), (964, 133003610), (1205, 106402888), (1501, 85420040), (1580, 81149038), (1928, 66501805), (2410, 53201444), (3002, 42710020), (3160, 40574519), (4579, 28000760), (4820, 26600722), (6004, 21355010), (7505, 17084008), (8861, 14469640), (9158, 14000380), (9640, 13300361), (12008, 10677505), (15010, 8542004), (17722, 7234820), (18316, 7000190), (19039, 6734360), (22895, 5600152), (30020, 4271002), (35444, 3617410), (36632, 3500095), (38078, 3367180), (44305, 2893928), (45790, 2800076), (60040, 2135501), (70888, 1808705), (76156, 1683590), (88610, 1446964), (91580, 1400038), (95195, 1346872), (152312, 841795), (168359, 761560), (177220, 723482), (183160, 700019), (190390, 673436), (336718, 380780), (354440, 361741)]