209538480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 671457024

約数和(自身を除く): 461918544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 83, 120, 134, 157, 166, 201, 240, 249, 268, 314, 332, 335, 402, 415, 471, 498, 536, 628, 664, 670, 785, 804, 830, 942, 996, 1005, 1072, 1245, 1256, 1328, 1340, 1570, 1608, 1660, 1884, 1992, 2010, 2355, 2490, 2512, 2680, 3140, 3216, 3320, 3768, 3984, 4020, 4710, 4980, 5360, 5561, 6280, 6640, 7536, 8040, 9420, 9960, 10519, 11122, 12560, 13031, 16080, 16683, 18840, 19920, 21038, 22244, 26062, 27805, 31557, 33366, 37680, 39093, 42076, 44488, 52124, 52595, 55610, 63114, 65155, 66732, 78186, 83415, 84152, 88976, 104248, 105190, 111220, 126228, 130310, 133464, 156372, 157785, 166830, 168304, 195465, 208496, 210380, 222440, 252456, 260620, 266928, 312744, 315570, 333660, 390930, 420760, 444880, 504912, 521240, 625488, 631140, 667320, 781860, 841520, 873077, 1042480, 1262280, 1334640, 1563720, 1746154, 2524560, 2619231, 3127440, 3492308, 4365385, 5238462, 6984616, 8730770, 10476924, 13096155, 13969232, 17461540, 20953848, 26192310, 34923080, 41907696, 52384620, 69846160, 104769240, 209538480]

約数ペア:

[(1, 209538480), (2, 104769240), (3, 69846160), (4, 52384620), (5, 41907696), (6, 34923080), (8, 26192310), (10, 20953848), (12, 17461540), (15, 13969232), (16, 13096155), (20, 10476924), (24, 8730770), (30, 6984616), (40, 5238462), (48, 4365385), (60, 3492308), (67, 3127440), (80, 2619231), (83, 2524560), (120, 1746154), (134, 1563720), (157, 1334640), (166, 1262280), (201, 1042480), (240, 873077), (249, 841520), (268, 781860), (314, 667320), (332, 631140), (335, 625488), (402, 521240), (415, 504912), (471, 444880), (498, 420760), (536, 390930), (628, 333660), (664, 315570), (670, 312744), (785, 266928), (804, 260620), (830, 252456), (942, 222440), (996, 210380), (1005, 208496), (1072, 195465), (1245, 168304), (1256, 166830), (1328, 157785), (1340, 156372), (1570, 133464), (1608, 130310), (1660, 126228), (1884, 111220), (1992, 105190), (2010, 104248), (2355, 88976), (2490, 84152), (2512, 83415), (2680, 78186), (3140, 66732), (3216, 65155), (3320, 63114), (3768, 55610), (3984, 52595), (4020, 52124), (4710, 44488), (4980, 42076), (5360, 39093), (5561, 37680), (6280, 33366), (6640, 31557), (7536, 27805), (8040, 26062), (9420, 22244), (9960, 21038), (10519, 19920), (11122, 18840), (12560, 16683), (13031, 16080)]