215218740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 192

約数和(自身を含む): 693116928

約数和(自身を除く): 477898188

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 67, 93, 110, 124, 132, 134, 155, 157, 165, 186, 201, 220, 268, 310, 314, 330, 335, 341, 372, 402, 465, 471, 620, 628, 660, 670, 682, 737, 785, 804, 930, 942, 1005, 1023, 1340, 1364, 1474, 1570, 1705, 1727, 1860, 1884, 2010, 2046, 2077, 2211, 2355, 2948, 3140, 3410, 3454, 3685, 4020, 4092, 4154, 4422, 4710, 4867, 5115, 5181, 6231, 6820, 6908, 7370, 8308, 8635, 8844, 9420, 9734, 10230, 10362, 10385, 10519, 11055, 12462, 14601, 14740, 17270, 19468, 20460, 20724, 20770, 21038, 22110, 22847, 24335, 24924, 25905, 29202, 31155, 31557, 34540, 41540, 42076, 44220, 45694, 48670, 51810, 52595, 53537, 58404, 62310, 63114, 68541, 73005, 91388, 97340, 103620, 105190, 107074, 114235, 115709, 124620, 126228, 137082, 146010, 157785, 160611, 210380, 214148, 228470, 231418, 267685, 274164, 292020, 315570, 321222, 326089, 342705, 347127, 456940, 462836, 535370, 578545, 631140, 642444, 652178, 685410, 694254, 803055, 978267, 1070740, 1157090, 1304356, 1370820, 1388508, 1606110, 1630445, 1735635, 1956534, 2314180, 3212220, 3260890, 3471270, 3586979, 3913068, 4891335, 6521780, 6942540, 7173958, 9782670, 10760937, 14347916, 17934895, 19565340, 21521874, 35869790, 43043748, 53804685, 71739580, 107609370, 215218740]

約数ペア:

[(1, 215218740), (2, 107609370), (3, 71739580), (4, 53804685), (5, 43043748), (6, 35869790), (10, 21521874), (11, 19565340), (12, 17934895), (15, 14347916), (20, 10760937), (22, 9782670), (30, 7173958), (31, 6942540), (33, 6521780), (44, 4891335), (55, 3913068), (60, 3586979), (62, 3471270), (66, 3260890), (67, 3212220), (93, 2314180), (110, 1956534), (124, 1735635), (132, 1630445), (134, 1606110), (155, 1388508), (157, 1370820), (165, 1304356), (186, 1157090), (201, 1070740), (220, 978267), (268, 803055), (310, 694254), (314, 685410), (330, 652178), (335, 642444), (341, 631140), (372, 578545), (402, 535370), (465, 462836), (471, 456940), (620, 347127), (628, 342705), (660, 326089), (670, 321222), (682, 315570), (737, 292020), (785, 274164), (804, 267685), (930, 231418), (942, 228470), (1005, 214148), (1023, 210380), (1340, 160611), (1364, 157785), (1474, 146010), (1570, 137082), (1705, 126228), (1727, 124620), (1860, 115709), (1884, 114235), (2010, 107074), (2046, 105190), (2077, 103620), (2211, 97340), (2355, 91388), (2948, 73005), (3140, 68541), (3410, 63114), (3454, 62310), (3685, 58404), (4020, 53537), (4092, 52595), (4154, 51810), (4422, 48670), (4710, 45694), (4867, 44220), (5115, 42076), (5181, 41540), (6231, 34540), (6820, 31557), (6908, 31155), (7370, 29202), (8308, 25905), (8635, 24924), (8844, 24335), (9420, 22847), (9734, 22110), (10230, 21038), (10362, 20770), (10385, 20724), (10519, 20460), (11055, 19468), (12462, 17270), (14601, 14740)]