1280455821450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1033}}^1\times {\mathrm{211889}}^1$

素因数の和:212953

約数の個数: 144

約数和(自身を含む): 3708389444760

約数和(自身を除く): 2427933623310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1033, 1170, 1950, 2066, 2925, 3099, 5165, 5850, 6198, 9297, 10330, 13429, 15495, 18594, 25825, 26858, 30990, 40287, 46485, 51650, 67145, 77475, 80574, 92970, 120861, 134290, 154950, 201435, 211889, 232425, 241722, 335725, 402870, 423778, 464850, 604305, 635667, 671450, 1007175, 1059445, 1208610, 1271334, 1907001, 2014350, 2118890, 2754557, 3021525, 3178335, 3814002, 5297225, 5509114, 6043050, 6356670, 8263671, 9535005, 10594450, 13772785, 15891675, 16527342, 19070010, 24791013, 27545570, 31783350, 41318355, 47675025, 49582026, 68863925, 82636710, 95350050, 123955065, 137727850, 206591775, 218881337, 247910130, 413183550, 437762674, 619775325, 656644011, 1094406685, 1239550650, 1313288022, 1969932033, 2188813370, 2845457381, 3283220055, 3939864066, 5472033425, 5690914762, 6566440110, 8536372143, 9849660165, 10944066850, 14227286905, 16416100275, 17072744286, 19699320330, 25609116429, 28454573810, 32832200550, 42681860715, 49248300825, 51218232858, 71136434525, 85363721430, 98496601650, 128045582145, 142272869050, 213409303575, 256091164290, 426818607150, 640227910725, 1280455821450]

約数ペア:

[(1, 1280455821450), (2, 640227910725), (3, 426818607150), (5, 256091164290), (6, 213409303575), (9, 142272869050), (10, 128045582145), (13, 98496601650), (15, 85363721430), (18, 71136434525), (25, 51218232858), (26, 49248300825), (30, 42681860715), (39, 32832200550), (45, 28454573810), (50, 25609116429), (65, 19699320330), (75, 17072744286), (78, 16416100275), (90, 14227286905), (117, 10944066850), (130, 9849660165), (150, 8536372143), (195, 6566440110), (225, 5690914762), (234, 5472033425), (325, 3939864066), (390, 3283220055), (450, 2845457381), (585, 2188813370), (650, 1969932033), (975, 1313288022), (1033, 1239550650), (1170, 1094406685), (1950, 656644011), (2066, 619775325), (2925, 437762674), (3099, 413183550), (5165, 247910130), (5850, 218881337), (6198, 206591775), (9297, 137727850), (10330, 123955065), (13429, 95350050), (15495, 82636710), (18594, 68863925), (25825, 49582026), (26858, 47675025), (30990, 41318355), (40287, 31783350), (46485, 27545570), (51650, 24791013), (67145, 19070010), (77475, 16527342), (80574, 15891675), (92970, 13772785), (120861, 10594450), (134290, 9535005), (154950, 8263671), (201435, 6356670), (211889, 6043050), (232425, 5509114), (241722, 5297225), (335725, 3814002), (402870, 3178335), (423778, 3021525), (464850, 2754557), (604305, 2118890), (635667, 2014350), (671450, 1907001), (1007175, 1271334), (1059445, 1208610)]