870718860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2801}}^1$

素因数の和:2984

約数の個数: 144

約数和(自身を含む): 2900675232

約数和(自身を除く): 2029956372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 157, 165, 180, 198, 220, 314, 330, 396, 471, 495, 628, 660, 785, 942, 990, 1413, 1570, 1727, 1884, 1980, 2355, 2801, 2826, 3140, 3454, 4710, 5181, 5602, 5652, 6908, 7065, 8403, 8635, 9420, 10362, 11204, 14005, 14130, 15543, 16806, 17270, 20724, 25209, 25905, 28010, 28260, 30811, 31086, 33612, 34540, 42015, 50418, 51810, 56020, 61622, 62172, 77715, 84030, 92433, 100836, 103620, 123244, 126045, 154055, 155430, 168060, 184866, 252090, 277299, 308110, 310860, 369732, 439757, 462165, 504180, 554598, 616220, 879514, 924330, 1109196, 1319271, 1386495, 1759028, 1848660, 2198785, 2638542, 2772990, 3957813, 4397570, 4837327, 5277084, 5545980, 6596355, 7915626, 8795140, 9674654, 13192710, 14511981, 15831252, 19349308, 19789065, 24186635, 26385420, 29023962, 39578130, 43535943, 48373270, 58047924, 72559905, 79156260, 87071886, 96746540, 145119810, 174143772, 217679715, 290239620, 435359430, 870718860]

約数ペア:

[(1, 870718860), (2, 435359430), (3, 290239620), (4, 217679715), (5, 174143772), (6, 145119810), (9, 96746540), (10, 87071886), (11, 79156260), (12, 72559905), (15, 58047924), (18, 48373270), (20, 43535943), (22, 39578130), (30, 29023962), (33, 26385420), (36, 24186635), (44, 19789065), (45, 19349308), (55, 15831252), (60, 14511981), (66, 13192710), (90, 9674654), (99, 8795140), (110, 7915626), (132, 6596355), (157, 5545980), (165, 5277084), (180, 4837327), (198, 4397570), (220, 3957813), (314, 2772990), (330, 2638542), (396, 2198785), (471, 1848660), (495, 1759028), (628, 1386495), (660, 1319271), (785, 1109196), (942, 924330), (990, 879514), (1413, 616220), (1570, 554598), (1727, 504180), (1884, 462165), (1980, 439757), (2355, 369732), (2801, 310860), (2826, 308110), (3140, 277299), (3454, 252090), (4710, 184866), (5181, 168060), (5602, 155430), (5652, 154055), (6908, 126045), (7065, 123244), (8403, 103620), (8635, 100836), (9420, 92433), (10362, 84030), (11204, 77715), (14005, 62172), (14130, 61622), (15543, 56020), (16806, 51810), (17270, 50418), (20724, 42015), (25209, 34540), (25905, 33612), (28010, 31086), (28260, 30811)]