1821571950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:439

約数の個数: 192

約数和(自身を含む): 5111672832

約数和(自身を除く): 3290100882

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 47, 50, 55, 66, 75, 83, 94, 110, 141, 150, 165, 166, 235, 249, 275, 282, 283, 330, 415, 470, 498, 517, 550, 566, 705, 825, 830, 849, 913, 1034, 1175, 1245, 1410, 1415, 1551, 1650, 1698, 1826, 2075, 2350, 2490, 2585, 2739, 2830, 3102, 3113, 3525, 3901, 4150, 4245, 4565, 5170, 5478, 6225, 6226, 7050, 7075, 7755, 7802, 8490, 9130, 9339, 11703, 12450, 12925, 13301, 13695, 14150, 15510, 15565, 18678, 19505, 21225, 22825, 23406, 23489, 25850, 26602, 27390, 31130, 38775, 39010, 39903, 42450, 42911, 45650, 46695, 46978, 58515, 66505, 68475, 70467, 77550, 77825, 79806, 85822, 93390, 97525, 117030, 117445, 128733, 133010, 136950, 140934, 146311, 155650, 195050, 199515, 214555, 233475, 234890, 257466, 258379, 292575, 292622, 332525, 352335, 399030, 429110, 438933, 466950, 516758, 585150, 587225, 643665, 665050, 704670, 731555, 775137, 877866, 997575, 1072775, 1103983, 1174450, 1287330, 1291895, 1463110, 1550274, 1761675, 1995150, 2145550, 2194665, 2207966, 2583790, 3218325, 3311949, 3523350, 3657775, 3875685, 4389330, 5519915, 6436650, 6459475, 6623898, 7315550, 7751370, 10973325, 11039830, 12143813, 12918950, 16559745, 19378425, 21946650, 24287626, 27599575, 33119490, 36431439, 38756850, 55199150, 60719065, 72862878, 82798725, 121438130, 165597450, 182157195, 303595325, 364314390, 607190650, 910785975, 1821571950]

約数ペア:

[(1, 1821571950), (2, 910785975), (3, 607190650), (5, 364314390), (6, 303595325), (10, 182157195), (11, 165597450), (15, 121438130), (22, 82798725), (25, 72862878), (30, 60719065), (33, 55199150), (47, 38756850), (50, 36431439), (55, 33119490), (66, 27599575), (75, 24287626), (83, 21946650), (94, 19378425), (110, 16559745), (141, 12918950), (150, 12143813), (165, 11039830), (166, 10973325), (235, 7751370), (249, 7315550), (275, 6623898), (282, 6459475), (283, 6436650), (330, 5519915), (415, 4389330), (470, 3875685), (498, 3657775), (517, 3523350), (550, 3311949), (566, 3218325), (705, 2583790), (825, 2207966), (830, 2194665), (849, 2145550), (913, 1995150), (1034, 1761675), (1175, 1550274), (1245, 1463110), (1410, 1291895), (1415, 1287330), (1551, 1174450), (1650, 1103983), (1698, 1072775), (1826, 997575), (2075, 877866), (2350, 775137), (2490, 731555), (2585, 704670), (2739, 665050), (2830, 643665), (3102, 587225), (3113, 585150), (3525, 516758), (3901, 466950), (4150, 438933), (4245, 429110), (4565, 399030), (5170, 352335), (5478, 332525), (6225, 292622), (6226, 292575), (7050, 258379), (7075, 257466), (7755, 234890), (7802, 233475), (8490, 214555), (9130, 199515), (9339, 195050), (11703, 155650), (12450, 146311), (12925, 140934), (13301, 136950), (13695, 133010), (14150, 128733), (15510, 117445), (15565, 117030), (18678, 97525), (19505, 93390), (21225, 85822), (22825, 79806), (23406, 77825), (23489, 77550), (25850, 70467), (26602, 68475), (27390, 66505), (31130, 58515), (38775, 46978), (39010, 46695), (39903, 45650), (42450, 42911)]